- BufferInfo bufferInfo = Core::bufferInfo(user(), networkId, BufferInfo::QueryBuffer, oldName);
- _bufferSyncer->renameBuffer(bufferInfo.bufferId(), newName);
+ BufferInfo bufferInfo = Core::bufferInfo(user(), networkId, BufferInfo::QueryBuffer, oldName, false);
+ if(bufferInfo.isValid()) {
+ _bufferSyncer->renameBuffer(bufferInfo.bufferId(), newName);
+ }