MGRM: Test problem encountered. Execution halted.

[liangminyu89]

Concerto Platform version

v5.0.27

Expected behavior

CAT Option: MGRM
next item criterion: MFI
scoring method: EAP
calculate theta and SEM

Actual behavior

Run test found Test problem encountered. Execution halted. Message occured: Test #42, R error. Error in prob[i, x[i] + 1]: subscript out of bounds.
It was a 5-likert scale with response score in table ranged from 0-4. Test problem encountered. Execution halted When the the fourth category or fifth category was choosen.

Steps to reproduce the issue

Run test