MessageName::messg

Details

This message is generated by an attempt to set a message to a value that is not a string.
MessageName[sym,tag] is the full notation for sym::tag, which is used to identify messages associated with symbols.
Off[message] switches off the message; On[message] switches it on. For example: Off[MessageName::messg].

A message cannot be set to Null. The right-hand side of the assignment must be a string:

Top