As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN CRUISE "RT WING SLIDE" EICAS MESSAGE DISPLAYED, NO NOISE OR OTHER INDICATION THAT DOOR IS OPEN EICAS MESSAGE IS INTERMITTENT. CORRECTIVE ACTION: PERFORMED PSEU BITE FOUND MULTIPLE PROX SENSOR FAILURES ALONG WITH INTERNAL CARD 5&7 FAILURES. REPLACED PSEU. SYSTEM OPERATION IS NORMAL.