Error: Cairo 1.2.6 does not yet support the requested image format:
Alpha mask: 0x00000000
Red mask: 0x00000000
Green mask: 0x00000000
Blue mask: 0x00000000
Please file an enhancement request (quoting the above) at:
NessusClient: cairo-image-surface.c:201: _cairo_format_from_pixman_format: Assertion `NOT_REACHED' failed.
*** This bug has been marked as a duplicate of bug 4945 ***