Handle output tracking failure in SpendableOutputs.

Author: G8XSU

src/event.rs

@@ -933,12 +933,16 @@ where
 				}
 			},
 			LdkEvent::SpendableOutputs { outputs, channel_id } => {
-				self.output_sweeper
+				return match self
+					.output_sweeper
 					.track_spendable_outputs(outputs, channel_id, true, None)
-					.unwrap_or_else(|_| {
+				{
+					Ok(_) => Ok(()),
+					Err(_) => {
 						log_error!(self.logger, "Failed to track spendable outputs");
-						panic!("Failed to track spendable outputs");
-					});
+						Err(ReplayEvent())
+					},
+				};
 			},
 			LdkEvent::OpenChannelRequest {
 				temporary_channel_id,