What you will see
Intermittent 900.55 errors with this secondary crash information:
1626 P4Notify 0029-0150 page4/pth/mbox.c-205: Mailboxes out of messages. The worst offender is 0x103a4ef0 with 500 messages. @PANEL 900.55 Firmware Error
Affected products
This issue was first seen on the X792 MFP; however, MFPs with similar firmware architecture may exhibit this issue.
Suggested remedy
A PE-released version of firmware .P522, or greater, may be available that addresses the issue described above. Please contact Lexmark Technical Support and reference this article ID#SO7877 to inquire about obtaining this firmware.
NOTE: You may be asked to escalate this issue to verify both causation and your printer's configuration settings.
Still need help?
Get In Touch with Lexmark! for contact information.
NOTE: When calling for support, you will need to provide your printer model/machine type and serial number (SN). Please be near the products described in this article to expedite the support process and reduce call-back situations.
LEGACY ID: SO7877