PowerSurvey crashing

Question

Need to understand why PowerSurvey is crushing. 
 Here is computer event logs 
 Faulting application name: PowerSurvey.exe, version: 8.11.9.845, time stamp: 0x559f4094 Faulting module name: BentleyDgn.dll, version: 8.11.9.714, time stamp: 0x55416a88 Exception code: 0xc0000005 Fault offset: 0x00046d1e Faulting process id: 0x4dc Faulting application start time: 0x01d2f4b5e48be256 Faulting application path: C:\Program Files (x86)\Bentley\PowerSurvey V8i (SELECTSeries 4)\PowerSurvey\PowerSurvey.exe Faulting module path: C:\Program Files (x86)\Bentley\PowerSurvey V8i (SELECTSeries 4)\PowerSurvey\BentleyDgn.dll Report Id: aa98def8-b264-4f8d-8c48-b78ee3d9950e Faulting package full name: Faulting package-relative application ID:

- 
 System

- 
 Provider

[ Name ] 
 Application Error

- 
 EventID 
 1000

[ Qualifiers ] 
 0

Level 
 2

Task 
 100

Keywords 
 0x80000000000000

- 
 TimeCreated

[ SystemTime ] 
 2017-07-04T14:35:43.617987000Z

EventRecordID 
 8126

Channel 
 Application

Computer 
 xxxxxxxxxxxxxxxxxxxx

Security

- 
 EventData

PowerSurvey.exe

8.11.9.845

559f4094

BentleyDgn.dll

8.11.9.714

55416a88

c0000005

00046d1e

4dc

01d2f4b5e48be256

C:\Program Files (x86)\Bentley\PowerSurvey V8i (SELECTSeries 4)\PowerSurvey\PowerSurvey.exe

C:\Program Files (x86)\Bentley\PowerSurvey V8i (SELECTSeries 4)\PowerSurvey\BentleyDgn.dll

aa98def8-b264-4f8d-8c48-b78ee3d9950e