c5738d67__Codes___Telecomuserguides_com__Explanation
[0] 269 [Action] Any dialing filters applied to a dedicated line appearance on a specific telephone have been defaulted as a result of this error. Reprogram all line/set dialing filters. [Explanation] 
A system audit has detected memory corruption in the storage of dialing filters applied to specific line appearances on an telephone.
Nortel Systems User Guides, Nortel Error Codes - Telecomuserguides.com
Explanation