SUDA_SEED_FILE not defined error upon placing drainage components

Hi All, I am facing very strange issue upon placement of Drainage components in model file. I have already defined the SUDA_SEED_FILE name and SUDA_SEED_MODEL even after that application is throwing error...
Option to Manage Annotation not available?

The option to manage annotation is not available in my drawing model. It is greyed out. How can I activate this? Why is it not available? See photo:
Earthwork Quantities Custom Option

Has anyone found guidance on how to use the custom function when creating the prismodial volumes for cut/volumes? It is my understanding this feature could be used for items such as LSM but I cant seem...
Profile Annotation - Option for filled arrows in leaders??

Is there an option that allows the arrowheads on leaders to be filled in a profile annotation group? I have annotations created for the vertical high/low points as seen below. We use filled arrowheads...
Unable to change the invert elevation of any node

I am unable to change the invert elevation on any of the nodes I have placed. I am able to hard key in a value, but after I do so, it changes the invert elevation to exactly 7.25, it does this exact thing...