Fatal error: Uncaught Error: Class "ProtobufMessage" not found in /home/wladimir/public_html/whats/src/libaxolotl-php/state/pb_proto_LocalStorageProtocol.php:11 Stack trace: #0 /home/wladimir/public_html/whats/src/libaxolotl-php/state/SignedPreKeyRecord.php(8): require_once() #1 {main} thrown in /home/wladimir/public_html/whats/src/libaxolotl-php/state/pb_proto_LocalStorageProtocol.php on line 11