'An error has occurred' on connection to GRBL v1.1

[kazafog]

Describe the bug at least 9 out of 10 times that I connect my Chinese UNO (GRBL v1.1H), I get the following error.

'com.willwinder.universalgcodesender.AbstractController$UnexpectedCommand: An unexpected command was completed by the controller. at com.willwinder.universalgcodesender.AbstractController.commandComplete(AbstractController.java:812) [catch] at com.willwinder.universalgcodesender.GrblController.rawResponseHandler(GrblController.java:152) at com.willwinder.universalgcodesender.AbstractController.rawResponseListener(AbstractController.java:834) at com.willwinder.universalgcodesender.AbstractCommunicator.sendEventToListeners(AbstractCommunicator.java:172) at com.willwinder.universalgcodesender.AbstractCommunicator.lambda$new$0(AbstractCommunicator.java:194) at java.base/java.lang.Thread.run(Unknown Source)'

To reproduce Steps to reproduce the behavior:

1. Click on connect
2. once connection is established
3. See error

Expected behavior no error, I do not receive any error when connecting using UGS platform V1.8 on another PC

Screenshots If applicable, add screenshots to help explain your problem.

Version UGS Platform 2.0.7 Snapshot

Hardware GRBL 1.1H

Operating system (please complete the following information): Windows 10

Any help would be greatly appreciated, I don't know where to begin.