MSTACKCRIT, User-specified M stack size critical threshold of xxxx not appropriate; must be between mmmm and nnnn; reverting to kkkk
Run Time Error: The environment variable gtm_mstack_crit_threshold was set to an invalid value, either too large, in which case GT.M uses the largest acceptable value or too low, in which case GT.M uses the smallest acceptable value.
Action: If the adjusted value is unacceptable, revise or unset the environment variable.