OpenFlows | Water Infrastructure
OpenFlows | Water Infrastructure Wiki
Flushing alternative option report on minimum pressure
MISSING RESOURCE: login
OpenFlows | Water infrastructure Wiki
Calculations - Bentley WaterGEMS
Change the size of flow arrows in ArcGIS Pro
Conversion - Bentley WaterGEMS
Error importing geodatabase using ModelBuilder: Object reference not set to an instance of an object
Error message opening program: “This implementation is not part of the Windows Platform FIPS validated cryptographic algorithms.”
Error publishing i-model: Could not add file level provenance
Error trying to to Add Joins or Remove Joins: Object reference not set to an instance of an object
General - BENTLEY WATERGEMS
Help and Documentation - Bentley WaterGEMS
How to add element labels in ArcGIS Pro
How to determine if a condition or action is being shared with other controls?
How to remove bends from a pipe or conduit
How to troubleshoot system deficiencies in a hydraulic model, like flooding, low pressures, or tank or pipe size
Image background file causes application to crash without an error message
Installation - Bentley WaterGEMS
Integration - Bentley WaterGEMS
Interchange - Bentley WaterGEMS
Layout and Data Input - Bentley WaterGEMS
Libraries/Catalogs - Bentley WaterGEMS
Licensing - Bentley WaterGEMS
Materials and Minor Loss engineering libraries in Chinese
Modeling - Bentley WaterGEMS
Modeling scenarios with different demand conditions
N/A - Bentley WaterGEMS
New Features and Enhancements for OpenFlows products
No items available in Usage Field pulldown menu when adding demands or loading in LoadBuilder
Other - Bentley WaterGEMS
Output and Reporting - Bentley WaterGEMS
How to Find Total Pipe Water Volume and Total Pipe Length
"Error opening feature class" when importing FlexTable shapefile information into ArcMap
Age (Calculated) vs. Age (Minimum) vs. Age (Maximum)
Annotation locations get reset after editing height multiplier
Automatic processing of results (or other) data using an extensible data exchange framework
Blank Page in Report of Plan View or Flushing Report with Bing Map Active
Calculated demand does not match entered demand
Can WaterGEMS/CAD or HAMMER display elements in 3D?
Change graph and profile appearance using Chart Options
Changing the color of a bar, dot, or line series in graphs
Color code pipes to show the Criticality system demand shortfall percentage using the Pipe Renewal Planner tool
Color coding based on multiple attributes
Comparing results between scenarios
Creating custom alerts or user notifications
Custom report not reporting the correct pump definition in flextable
Customizing FlexTables for viewing and reporting data
Customizing the Flushing Field Report
Data values not appearing in the element FlexTables
Elements appear disconnected when zooming in
Error computing model: "Pressure engine output set references a deleted selection set"
Error opening existing model: "Error in the application" or "Operation invalid without a current index"
Error opening existing project: "External component has thrown an exception"
Export to Excel "Element" and "Label" columns not matching
Exporting flow arrows as shapefiles for display in other platforms
Exporting Flushing results to Excel or other standard format
Exporting model elements to shapefiles
File > Page Setup > Print button greyed out
Filter FlexTable to only show active elements
Finding total demanded volume for a scenario in WaterCAD and WaterGEMS
Fire flow nodes are failing because of low pressures on the suction side of a pump
Flex table reports appear blank
Flow appearing as N/A when using an Output Selection Set
Flow arrows not displaying correctly per their Element Symbology setting
Flushing alternative option report on minimum pressure
Graph formatting changes after closing and reopening
Graph scale incorrect when graphing SCADA element results
Graphing a user data extension on the same axis as other fields
Graphing flow coming out of a tank
How can I enable the flow arrows when working in the ArcGIS Pro or ArcMap platform?
How can I publish my computed model results to a SCADA HMI?
How can I set the time steps to just certain hours in the calculation options?
How can I show node labels in a profile, instead of elevations?
How do I remove the "N/A" entries in the Fire Flow Node Table for nodes not included in the Fire Flow Nodes selection set?
How to color code elements in ArcMap or ArcGIS Pro platform
How to copy data from a profile or graph
How to copy/paste labels for selection sets, named views, and graphs into excel?
How to get Start and Stop Node Elevations in Pipe Flextable
How to insert a legend into the drawing pane?
How to save model plan view to an image or CAD file
How to set the default graph property
No results or N/A after computing
Percentage full & volume are reported as 0 when the tank level (calculated) is greater than 0.
Pressure or other results at customer meter elements
Profile not displaying results from the current scenario
Pump station results when running hydraulic analysis
Reporting Details of Fittings (Minor Losses) for Each Pipe
Reporting the Darcy-Weisbach Friction Factor (f)
Reporting volume of water through certain elements in SewerCAD and SewerGEMS
Some pipes or junctions in my model are not visible, but they are shown in my flextable OR Annotations or color coding are not correctly displayed.
Sorting or filtering by the 'zone' field in the customer meters flextable is not working
System.FormatException: Input string was not in a correct format
Tank level change not corresponding to net outflow
The flow direction arrows shapefile when imported in ArcGIS products do not align with the water model pipe results
Total pipe length in Pressure Pipe Inventory report different than in FlexTable
Understanding and Controlling Hydraulic Results in Output Files
User Notification "Failed to validate model"
User Notification: "Cannot distribute ##.#% customer demand to <Node Type> "<Node Label>" of associated pipe <Pipe Label>."
User Notification: "GPV curve is undefined"
User Notification: "The maximum number of user notifications (1000) was reached."
Using hydrant flow curves to check residual pressure for a range of flow
Using the Post Calculation Processor for statistical analysis of results
Viewing percentage of needed fire flow met as a result field
Viewing results from the Post Calculation Processor for multiple scenarios
What date and time is used from a Real Time SCADA Signal?
What is the "Travel time" result field, and why can it sometimes not be graphed?
What is the meaning of the notification "Valve cannot deliver flow", with regard to a Flow Control Valve (FCV)?
Why are my version 7 results different from V8i or CONNECT edition results?
Why do I get a negative pressure at a high point in my system? Shouldn't the pump add enough head to push the water over the hill?
Why do I see "N/A" for all fire flow results for all nodes in the Fire Flow Node Table?
Why does the Pressure (Calculated Residual) field display N/A for a steady state or EPS run?
Why don't I see a pressure loss in downstream junctions after my TCV?
Zero flow at all the junctions in the Fire flow Available column
Output/Results Presentation - Bentley WaterGEMS
SCADAConnect Simulator adding a "#" symbol to SQL query
Sorting by label is not in the expected order
Unexpected, automatic updating of model when working on the MicroStation integrated platform for OpenFlows Products
Using ArcGIS Pro Snapping tool to create elements in the ArcGIS Pro platform
Using Skelebrator to reduce the number of pipes in a model
Using Text, Line, and Border feature
Using Variable Speed Pumps in WaterGEMS and WaterCAD
What does node elevation represent in WaterCAD, WaterGEMS and HAMMER?
What is the difference between the Schematic and Scaled drawing mode?
What's New in WaterGEMS and WaterCAD CONNECT Edition Update 2
What's New in WaterGEMS and WaterCAD CONNECT Edition Update 2 - build 10.02.01.06
What's New in WaterGEMS, WaterCAD, and WaterOPS CONNECT Edition Update 3 (10.03.05.03 & 10.03.05.05)
What's New in WaterGEMS, WaterCAD, and WaterOPS CONNECT Edition Update 3.4 (version 10.03.04.05)
What's New with WaterGEMS and WaterCAD CONNECT Edition Update 1
Workflow for Age, Constituent, and Trace analyses using WaterGEMS and WaterCAD
Help and Documentation
Licensing / Activation
Layout and Data Input
Output and Reporting
OpenFlows Product TechNotes And FAQs
Check boxes do not appear in tables such as Control Sets dialog
Consuming ContextCapture production files within your hydraulic model
Convergence NOT achieved Message when computing StormCAD or SewerCAD model
Converting Junctions or Hydrants to Isolation Valves
Displaying Shapefile Labels (Text) As a Background
Enhancing OpenFlows multi-user workflows with ProjectWise Share
Error 32768 when opening model while integrated with ProjectWise
Errors installing patch set
Error when opening PondPack: "Object reference not set to an instance of an object" or "Application has generated an exception that could not be handled."
Error when saving or validating: System.AccessViolationException: Attempted to read or write protected memory.
File Open Dialog does not appear
Flextable Report of Multiple Element Types
Get to know OpenFlows CONNECT Edition
Get to know WaterGEMS, WaterCAD and HAMMER CONNECT Edition
How do I import/export multiple point pump curve pump definitions into a model using ModelBuilder?
How do you save backup files, so they save at different times and multiple levels?
How does the intermediate geodatabase (.MDB or .GDB) file function with ArcMap and ArcGIS Pro integration?
How to Delete Engineering Libraries if you get a message about a Read-only database
How to receive alerts on new version availability?
How to register DAO360.dll or a dll file?
How to search using wild cards on a sqlite type of database
How to See Hebrew or Arabic text in a .DXF file that was exported from WaterGEMS/WaterCAD
Hydraulic grade discontinuity at steep pipes or across nodes (frontwater analysis)
I get a red user notification that says, "Inlet guttter mannings n should be greater than 0".
Importing .HLB library files from old product versions into format used in the V8 product versions
Importing External Data in Geographic Coordinate Systems
Importing storm data and other library information from older versions
Changing element symbols in the AutoCAD platform
Locating OpenFlows product error log file
Locating OpenFlows Product Version Number and License Information
Model backward / forward compatibility
Modeling a closed loop system
Modeling a flow split (diversion) with the SewerCAD or StormCAD numerical solver
Modeling turbine load acceptance plus load rejection
Multiple CN numbers for a catchment and multiple catchments with a single outlet node
Network Navigator Trace Upstream/Downstream does not return any elements
OpenFlows software numerical solver theory
Percent Connected Impervious Areas and Percent Unconnected Impervious Areas
Performing a hydrosanitary design in WaterGEMS or WaterCAD
PondPack user notification: "The composite outlet structure is either not selected or deleted."
Pressure pipe vs. conduit between pump and wetwell
Print Preview > Fit to Page shows blank page
Properties not working when using MicroStation integration with ProjectWise
Properties, Flextables, user notifications, or other dialog is missing or will not open or appears to freeze the program in standalone
Properties, user notifications, or other tool managers not showing up in Integrated version of AutoCAD
Reusing Pump Definitions (Import / Export)
Reversing orientation of Pipes and Conduits in Bulk
Saving a hydraulic model when using the AutoCAD platform (i.e. integrated)
Important License Update for OpenFlows Users
Setting the invert elevation for multiple conduits coming into one manhole
Simple Controls vs. Logical Controls
Sorting and relabeling a flextable based on upstream-downstream order
Source of the default Specific Speed for pumps and turbines
Procedure for finding the curb length needed to capture 100% of gutter flow in a curb inlet with a continuously depressed gutter with no clogging
System.Reflection.TargetInvocationException crash when trying to open the application
Test Wiki Page - A1
Text, cells/blocks and line styles do not display correctly in a DXF background layer
The flow annotation (label) in my WaterGEMS for ArcMap isn't reflecting the value displayed in my Geotable or Flextable
The total area in the CN/Area Collection does not equal the total catchment area
Time tolerance setting in SCADAConnect Simulator
Troubleshooting ArcMap Integration
Understanding Flow (Additional Subsurface) and Flow (Additional Carryover)
Upcoming training and release dates for OpenFlows products
User notification "Downstream TW out of range..."
User notification "Pump exceeds the maximum operating point specified for the pump curve"
User Notification - The captured surface flow at this node does not connect a valid subsurface network. The flow is lost from the system.
User Notification: "There is an error in the data for this pipe. The associated data is incorrect"
User Notification: Cross section maximum elevation is above the maximum headwater elevation
User Notifications: "Pump On elevation is not in the range of upstream ...." and "Off elevation of pump is lower than ..."
Using batch pipe split to fix nodes that overlay a pipe instead of connecting to it
Using PondMaker with different tailwater for each return event
Valve "Status (Initial)" Definitions
Velocity Calculations and the Average Velocity Methods in SewerCAD and StormCAD
Viewing graph data for multiple scenarios
Water age results in a pipe are different from the age in the downstream junction
Water Loss Management
Water quality Analysis during transient events
What are the limitations of importing/exporting EPANET files?
What is the dotted line that is associated with the isolation valves? Can I turn them off?
What's new in WaterCAD, WaterGEMS and HAMMER V8i SELECTseries 6 with CONNECT Integration?
What's New in WaterOPS CONNECT Edition 2.3 (Build 10.02.03.06)
When the user changes the fluid, why doesn't the calculated pump head change?
Working From Home With Your OpenFlows Software
"An error occurred when trying to calibrate the model"
"COM Error Not Documented" when opening OpenFlows product
"Default license feature configuration not found. Product features may be limited. Please run the License Administrator."
"The Depth-Flow, Depth-Flow (Simulated Variable Speed) and Volume-Flow pump definition types are unsupported"
"Unable to assign attribute ... for element because enumeration value ... is not valid."
Add custom data to profile with User Data Extensions
After computing a model with the SWMM solver, what does the following warning mean: "Maximum depth increased for node CB-XX"?
After computing the model, the pump efficiency results are listed as N/A
After running loadbuilder I get a message that says "The layer <Layer_Name> could not be opened."
At what point does OpenFlows product license usage start when integrated with MicroStation?
Background image quality poor on some computers or Crash when opening models with background layers
Blocky stepwise pattern is displayed instead of a continous smooth pattern that was entered when using the SWMM engine
Calculating ellipse coefficients in CulvertMaster
Can User Data Extensions be shared between elements in a model?
Catch basins imported as manholes from LandXML
Change in results before turbine load rejection occurs
Conduit "Size" attribute does not appear correctly in annotations or reports
Custom quadrant curve not being recognized
Date-time based query not working
Default license configuration not retaining setting
Do inactive elements count against the license count?
Does HAMMER support initially negative pressures?
Does the friction method affect local minor loss in pipes?
Does WaterGEMS and WaterCAD report pressures as gauge pressure or absolute pressure?
Efficiency Curve vs. Wire-to-Water Efficiency Curve
Error importing a LandXML file from StormCAD into Civil 3D "A pipe or conduit had an unsupported geometry"
Error message when validating model: "Elevation (Relative) values within the Irregular shape definition must be non-negative."
Error message: "Unrecognized database format ..." when trying to open model
Error Saving: "Custom results path is invalid"
Find if pump operates off of the pump curve during an automated fire flow scenario
Flow arrows are not included in an exported DGN file when using the Save Symbology option in the MicroStation platform
Flow from pump is delayed after pump startup
GeoPak - StormCAD errors - GEOPAK runtime environment not found / Error writing GEOPAK/PowerCivil node
HEC-22 2nd edition energy loss calculations with the Implicit solver
How are "pipe sets" and "nodes of interest" used in a flushing analysis to get auxiliary results at other elements?
How can I see the amount of inflow or outflow occuring for a particular surge tank during the transient simulation in HAMMER?
How do I filter a column in my flextable using a custom query that retrieves all records with a <None> attribute?
How do I know if and when my pond is overtopping and how to quantify it?
How do I save my model files when working in the ArcMap or ArcGIS Pro platform?
How do the channel slopes and velocity effect the headloss formulas in SewerCAD and StormCAD?
How do you define the starting conditions of the transient simulation?
How does StormCAD handle gutter flow from an active catch basin to an inactive catch basin?
How does the diameter of an isolation valve effect the calculated results?
How to add comments on custom pump and turbine quadrant curves
How to find volume of water coming from a trace element?
How to open a .PRNX report file created on exporting custom report in OpenFlows product
Hydropneumatic tank atmospheric pressure not changing results
Hydropneumatic tank profile animation and time history shows zero gas volume
Initial surge when using turbine load acceptance operating case
Initial turbine HGL the same as the final HGL after load acceptance
Irregular Weir Flow Calculations in a Composite Outlet Structure
Is it possible to create old PondPack style text reports?
Is it possible to have a storm event start at a different time than the model simulation?
Is it possible to use point cloud information to populate elevations in Terrain Extractor (TRex)?
Is there a recommended level of Skelebration for different modeling conditions?
Junctions are created on top of one another after using ModelBuilder with the GIS-ID property
Learning Resource Guide for WaterSight
License usage in the ArcMap and ArcGIS Pro platform
LoadBuilder applying demands or loads to inactive elements
LoadBuilder importing zero flow loads
Log4net issues appear in security scans for OpenFlows products
Long time to load background layers
Manage Pump Speed Series
Manage Pump Time Series
Managing large number of scenarios
Missing Young's Modulus and Poisson's Ratio values in the material library
Modeling Arch section shapes in SewerGEMS
Modeling closed or pressurized pipes in PondPack
Modeling treatment for pollutants at nodes or ponds in SewerGEMS and CivilStorm
MrSid files are not available as a background layer type or an error is generated when loading MrSid files
OpenFlows Academic Books
Pipe Renewal Planner Vs OpenFlows WaterCAP
Pipes connecting to the wrong element after submodel import
Pipes not merging when using Skelebrator with series pipe merging
PondPack error: Unable to open user roster
Problems opening GEOPAK Drainage file exported from StormCAD
Purpose of the Virtual Flow Depth Calculation Option
Query, alert or formula UDX not working correctly with "=" (equals)
Reporting pressure available at the exact total needed fire flow
SCADAConnect in SewerGEMS
Series Pipe Merging in Skelebrator not working for pipes with zero diameter
Small difference in gutter worksheet result between US and SI units
The concentration at the stop node directly after a constituent source in a tank is decreasing rapidly
The control symbol, check valve symbol, and dashed lines connecting customer meters, isolation valves, and SCADA elements are not visible in the ArcMap or ArcGIS Pro platforms
The headloss in a pipe downstream of a parallel VSP is higher than expected
The result field "Depth (Flooding)" is listed as N/A after computing a model with the SWMM engine. Is there a way to see the depth of flooding for a node?
Translated version still showing as English
Troubleshooting ArcGIS Pro Integration
Troubleshooting making a SCADA connection to Oracle database
Troubleshooting ModelBuilder issues and errors connecting to an Oracle database
Unexpected small flow in pipes that should have zero flow
Use of the Gas Law Exponent During Initial Conditions vs. Transient simulation
User Data Extension not appearing in the Post-Calculation Processor's "Output Property" field
User Data Extensions in the Fireflow report
User Notification "More than one VSPB cannot control the same control node"
User notification when computing: IDF data is not supported by SWMM. Storm event is excluded from export.
User notification: "Conduit has a Stop control structure, but this is not supported next to the connected outfall element."
User notification: "Transition from CONCENTRATED to EXTENDED"
Using Imperial and Metric Hydro International Vortex Valves
Using US Survey feet
Warning about outlet hydrograph not cresting
WaterGEMS and WaterCAD Data Import FAQ
WaterSight - Pump Overview
Wetwell flooded warning in steady state with GVF Convex (SewerCAD) solver
What can I do to speed it up a file I need to extract elevations from is taking a long time to process in TRex?
What does Entrance Control mean?
What is the best way to model an orifice plate inside a catchbasin with surface storage above the catchbasin rim?
What is the difference between a stand pipe and an inlet box?
What is the purpose the Rainfall File, Runoff File, and RDII File in the Calculations Options?
What is the workflow for setting up pre and postdeveloped conditions for multiple return events?
What kind of demands should be used as the initial conditions of a transient simulation?
What's new in HAMMER V8i SELECTseries 6?
When running a query, why is it not picking up the elements that it should?
Why are there 2 entries for the same alternative in the dropdown menu in the properties of a scenario? One with an "i" and one without it.
Why are there so many extra element types listed for WaterGEMS and WaterCAD, such as surge tank, rupture disk, Periodic head-flow?
Why do I get a warning message about the rational method being used for the modified rational method?
Will SCADA Results Publishing work with only OPC sources?
Flushing alternative option report on minimum pressure
Fri, Jan 5 2018 3:16 PM
Tue, Sep 27 2016 10:58 AM
Tue, Sep 27 2016 10:58 AM
Mon, Sep 26 2016 4:44 PM
Wed, May 27 2015 5:34 PM
View current version
Secure File Upload
Support and Services
Subscription Services Portal
Training and Learning
About Bentley Institute
My Learning History
© 2022 Bentley Systems, Incorporated