708     case kErrorNotFound:  in HandleLinkRequest()
739     case kErrorNotFound:  in HandleLinkRequest()
754     case kErrorNotFound:  in HandleLinkRequest()
949     case kErrorNotFound:  in HandleLinkAcceptVariant()
953         VerifyOrExit(IsDetached(), error = kErrorNotFound);  in HandleLinkAcceptVariant()
1026         case kErrorNotFound:  in HandleLinkAcceptVariant()
1078         case kErrorNotFound:  in HandleLinkAcceptVariant()
1151     case kErrorNotFound:  in ReadAndProcessRouteTlvOnFtdChild()
1213     case kErrorNotFound:  in HandleAdvertisementOnFtd()
2115     case kErrorNotFound:  in HandleChildIdRequest()
2132     case kErrorNotFound:  in HandleChildIdRequest()
2150     case kErrorNotFound:  in HandleChildIdRequest()
2255     case kErrorNotFound:  in HandleChildUpdateRequestOnParent()
2308     case kErrorNotFound:  in HandleChildUpdateRequestOnParent()
2319     case kErrorNotFound:  in HandleChildUpdateRequestOnParent()
2337     case kErrorNotFound:  in HandleChildUpdateRequestOnParent()
2350     case kErrorNotFound:  in HandleChildUpdateRequestOnParent()
2366     case kErrorNotFound:  in HandleChildUpdateRequestOnParent()
2385         case kErrorNotFound:  in HandleChildUpdateRequestOnParent()
2465         ExitNow(error = kErrorNotFound);  in HandleChildUpdateResponseOnParent()
2475     case kErrorNotFound:  in HandleChildUpdateResponseOnParent()
2496     case kErrorNotFound:  in HandleChildUpdateResponseOnParent()
2508     case kErrorNotFound:  in HandleChildUpdateResponseOnParent()
2520     case kErrorNotFound:  in HandleChildUpdateResponseOnParent()
2531     case kErrorNotFound:  in HandleChildUpdateResponseOnParent()
2542     case kErrorNotFound:  in HandleChildUpdateResponseOnParent()
2556         case kErrorNotFound:  in HandleChildUpdateResponseOnParent()
2566     case kErrorNotFound:  in HandleChildUpdateResponseOnParent()
2577     case kErrorNotFound:  in HandleChildUpdateResponseOnParent()
2616     case kErrorNotFound:  in HandleDataRequest()
2634     case kErrorNotFound:  in HandleDataRequest()
3534     case kErrorNotFound:  in HandleTmf()
3909     Error error = kErrorNotFound;  in GetMaxChildTimeout()