- } catch (GroupIdFormatException | GroupNotFoundException e) {
- System.err.println(e.getMessage());
+ } catch (NotMasterDeviceException e) {
+ throw new UserErrorException("This command doesn't work on linked devices.");
+ } catch (GroupNotFoundException e) {
+ logger.warn("Group not found {}: {}", groupId.toBase64(), e.getMessage());
+ } catch (IOException e) {
+ throw new UnexpectedErrorException("Failed to sync block to linked devices: " + e.getMessage(), e);