Error encountered when creating an FSC block... Can appear as either of the two shown below:

When inserting a SIDEWALL sprinkler, HydraCAD does not ask for the rotation angle of the sprinkler head, it inserts it at 0°

Ideally, it should ask for the rotation angle of the sprinkler head;

When clicking the abacus to enter a length, you get this error;

Unhandled exception has occurred in a component in your application.  If you click Continue, the application will ignore this error and attempt to continue.

Index and length must refer to a location within the string.  Parameter name: length

No error reported for FSC even when maximum length is clearly exceeded

If you view the FSC properties, it's possible the HoseLength and MaxNumberOfBends values are not set.

When attempting to setup a sprinkler head, after clicking OK in the definition window, the command prompt looks like this and no sprinkler head is inserted;

Attempting to redefine a sprinkler head with the string 'flex' in the name/description will crash with a BAD SSGET error message if the sprinkler was not set up as an older style HydraCAD flex head

When trying to insert a sprinkler head, this window pops up;

Pick head insertion point. Pick any point besides endpoint to break into pipe. Can't find file in search path

*Invalid*

When attempting to create a Flexible Connection you get these errors;

Then this;

Could not find file FSC-INSERTDEFLINE.txt

When starting the process to insert a Flexible Sprinkler Connection, you get the error message above;

An error occurred reading the FSC-Selections.txt

When trying to redefine and insert a sprinkler head, you get this message in the command prompt;

Command:
H_SETSPR
Pick head insertion point. Pick any point besides endpoint to break into pipe (try NEArest osnap or TRACKING)
Command:
H_SETSPR
Error: bad argument value: non-negative: -1