format error dict on get

lbrynet/extras/daemon/Daemon.py

@@ -1571,12 +1571,16 @@ class Daemon(metaclass=JSONRPCServerType):
             }
         """
 
+        try:
             stream = await self.stream_manager.download_stream_from_uri(
                 uri, self.exchange_rate_manager, file_name, timeout
             )
-        if stream:
-            return stream.as_dict()
+            if not stream:
                 raise DownloadSDTimeout(uri)
+        except Exception as e:
+            return {"error": str(e)}
+        else:
+            return stream.as_dict()
 
     @requires(STREAM_MANAGER_COMPONENT)
     async def jsonrpc_file_set_status(self, status, **kwargs):