[Description] The error message contains diagnostic information about the cause of the error. Many error messages have substitution variables in which information, such as the name of the object generating the error, is inserted. [Attribute] 
Error message string
E r r o r n u m b e r
E r r o r m e s s a g e s t r i n g
S e v e r i t y
S t a t e
P r o c e d u r e n a m e
L i n e n u m b e r