Unhandled exception: Input string not in correct format

Step 1a.6 - attaching nodes Hangs pause pauses locks freezes

When running the AutoCALC process, it hangs at step 2.4e "Re-Loading Calculated Data - AutoPeaking Data"

May also happen around steps 2.3, 2.4a, 2.4b, 2.4c, and 2.4d

File name asked for does NOT exist

FitExch.dat 1.a.1

When running AutoCALC, the process stops around step 2.4c and you get a Run-time error 457, "This key is already associated with an element of this collection

Step 2.3 - After one pass through calculations Miscfunc hangs....

Also possibly "Hydraulic Engine not responding" and a "Runtime Error 62 input past end of file"

When starting AutoCALC, it stops in the v50 Fuel Gauge at step 1a.4 - Calculating Total Lengths. 

Working on the pipe from node #### to node #### with a fitting string of ...

May be followed by a Runtime Error 13 or Runtime Error 5

During the AutoCALC process, it gets hung up at step 5a.3b. 

Re-Ordering Pipe Paths - Phase 2

Step 1a.3 - Fitting Exchange No replacement fitting name for 22E for Sched-10 Note: This could be any fitting or pipe type described in the error. If you click ok at each error, the process will run through without these fittings

Unkown (sic) Unknown fitting in drawing, cannot continue

Type SME at the command line to open 'Show Model Errors' dialog box