
Table 15 External Content
String
Code Description
Document links to
external content
3000
Document links to images not in the PDF. No external XObjects allowed.
Document links to
external content
3001
Document links to images not in the PDF that are used as alternates. For example, an alternate, high
resolution images might be specified for printing. Images must not contain an OPI alternate version.
Document links to
external content
3002
Document contains external streams. The author has flagged some PDF bytes as a stream which may get
data from an external source.
Document links to
external content
3003
Document links to images not in the PDF that are used as alternates. For example, an alternate, high
resolution images might be specified for printing. Form XObject must not contain an OPI alternate version.
Table 16 Uncategorized warnings
String
Code Description
Unrecognized PDF
content
4000
Unrecognized PDF content: The document contains PDF content or custom content not supported
by the current version of Acrobat. The document may have been created by a later version of
Acrobat.
Page content may silently
change
4001
Unrecognized drawing operator: The document contains PDF content or custom content not
supported by the current version of Acrobat. The document may have been created by a later version
of Acrobat.
PDF content contains
errors
4002
Malformed drawing instructions: Syntax error. Page content violates the grammar for page content
definition. For example, the instruction might specify drawing a square but the syntax for doing it is
incorrect.
Acrobat 9 Family of Products
Document Integrity and Preview Mode
Security Feature User Guide
Signature Report Error Codes 131