UNIMPLOP, Unimplemented construct encountered
Run Time Error: This indicates that GT.M encountered an unsupported data type while passing arguments between typed C and type-less M.
Action: Review the call-in table and ensure that the parameter types match the following table:
| Directions | Allowed Parameter types | 
|---|---|
| I | gtm_long_t, gtm_ulong_t, gtm_float_t, gtm_double_t,_gtm_long_t*, gtm_ulong_t*, gtm_float_t*, gtm_double_t*,_gtm_char_t*, gtm_string_t* | 
| O/IO | gtm_long_t*, gtm_ulong_t*, gtm_float_t*, gtm_double_t*,_gtm_char_t*, gtm_string_t* |