Fix crash if discord is started after GW2RPC

gw2rpc/gw2rpc.py

@@ -20,6 +20,7 @@
 from .mumble import MumbleData
 from .settings import config
 from .sdk import DiscordSDK
+from .lib.discordsdk import exception as sdk_exception
 
 import sys
 import os
@@ -731,7 +732,15 @@ def check_for_running_rpc():
  try:
  if self.sdk.app:
  self.sdk.set_activity(data)
- self.sdk.app.run_callbacks()
+ try:
+ self.sdk.app.run_callbacks()
+ except sdk_exception.not_running:
+ # Probably a bug in the SDK library:
+ # Crashes if discord is started after RPC is already running
+ # Need to close the sdk connection and continue
+ # New sdk connection will be opened on next iteration
+ self.sdk.close()
+ continue
  except BrokenPipeError:
  raise GameNotRunningError # To start a new connection
  self.timeticks = (self.timeticks + 1) % 1000