Xerox DocuPrint 180 Message Manual page 260

SUMMARY SHEET ERROR MESSAGES
14-18
Master not well-formed; bad document header.
The Interpress header, "Interpress/Xerox/n.0..." was not found in a
file that required one. The file is either the Interpress master or an
SIF. A SIF problem is preceded by the error "Master Warning (page
n): Problem with insert file: "fileType>fileName.""
Action None.
Master not well-formed; imaging operator <operatorName>
found in preamble.
One of the MASK operators was encountered in the preamble;
MARK Recovery occurs as a result of the master error.
Action None.
Nested rendered characters not supported.
A character within the LPS font contains multiple levels of rendered
character nesting.
Action Recreate the font by keying in the IFU ADD command and
eliminating the nested rendered characters by using the
COMPOSITE option.
Operator not implemented: <operatorName>.
A Professional Graphics operator not supported on the LPS was
found in the master.
Action None.
Page blank due to errors.
Refer to prior messages for the cause of the blank page.
Action None.
Page printing curtailed due to errors.
MARK Recovery was not attempted due to the severity of the error
or MARK recovery failed.
Action None.
Parse failure; bad length for operand: <operatorName>.
An operand length exceeds the minimums described in the
Interpress standard.
Action None.
XEROX DOCUPRINT 180 LPS MESSAGE GUIDE