GMSQP Reference Manual 

ZD SCREEN

Error Messages 

Message 

Meaning / Action 

ACTION invalid 

Entry must be 'I' or `R'. 

ALREADY included 

An attempt has been made to include a GP code which 

has already been included in the table.

DOCTOR not included 

An attempt has been made to remove a GP code from the 

table which has not previously been included. 

Crown Copyright

Version: 1.4 

Section 1   

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