CTGKM1050E An entry in a required field is missing, or an entry is not
valid. The field is highlighted below.
Explanation
You attempted to change to another page or to submit
changes when either a required field is not complete or you entered
a value that is not valid.
System action
Additional page help appears by the field that has
the error.
Administrator response
Correct the entry. Then submit the change
again.