It turns out that there was a mismatch between SoftMotion library version. Going to SoftMotion version 4.7.0.0 fixed the compilation problem. The C0032 error led me to think it was a library version problem.
I have a project for a Parker PAC PLC that compiles without errors or warnings until I change something, and then the project won't compile and has 38 errors. Almost all of the errors are Type 'SM3_Drive_ETC_DS402_CyclicSync.AXIS_REF_ETC_DS402_CS' is not equal to type 'SM3_Drive_ETC_DS402_CyclicSync.AXIS_REF_ETC_DS402_CS' of VAR_IN_OUT 'Axis'. The small changes that I've tried to make are not near or related to the POUs that are indicated by these errors. A change as small as declaring a new local...