code: function handleBucketMutationError(error, callback) {
  	handleErrorPerErrorCode(error, [
  		couchbase.errors.serverBusy,	  // LCB_EBUSY
  		couchbase.errors.cLibOutOfMemory, // LCB_ENOMEM
  		couchbase.errors.temporaryError,  // LCB_ETMPFAIL
  		couchbase.errors.networkError,    // LCB_NETWORK_ERROR
  
  		// TODO: Find out why the following codes are not exposed in couchnode
  		42,				  // LCB_MAP_CHANGED
  		61				  // LCB_UNKNOWN_MEMCACHED_ERROR
  	], callback);
  }
docs: See https://github.com/couchbase/libcouchbase/blob/master/include/libcouchbase/error.h
  for more details about the meaning of each error codes.
  
  @summary Handle bucket mutation errors.
  @param {Error} error - The received error code
  @param {Function} callback - The callback function to trigger in both cases