Over the last couple of days I have had several projects that have just stopped in the middle of a project for no apparent reason. I had the same issue happen with two different laser machines the Ortur LM2 20w and my YoraHome 6550 3w. At first I thought it was an Ortur problem until it also happened on my YoraHome. I was reading last night in one of the Facebook groups that others have had the same issue recently and they went back to a previous version of lightburn and it stopped. I have a MacMini, 32GB memory 2018 version of MacMini and Catalina System software version 10.15.7. I have noticed that I am having more issues since I started using the Ortur LM2 vs the YoraHome or at least I thought until it happened on the Yora as well. Since most of the earlier issues are communication issues remaining busy, etc after a job is finished, I am tending to believe it is a USB problem. I am pasting support data into this string and then the gcode after a paragraph end. 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
When you look at this it says stream completed but the stream was not completed. I am referring to the very end where there were likely 3/4 of the tile done and 1/4 to go when it stopped. This is however the complete string from the end of the day yesterday.
Stream completed in 0:08
<Idle|MPos:4.275,14.713,0.000|FS:0,0|Ov:100,100,100>
ok
Starting stream
Stream completed in 0:07
Starting stream
Layer C00
Layer C01
Layer C02
Layer C01
[MSG:Restoring spindle]
Layer C09
[MSG:Pgm End]
Stream completed in 81:22
Port opened, waiting for response.
ok
ok
Waiting for connection…
Waiting for connection…
Port opened, waiting for response.
ok
ok
ok
ok
ok
ok
ok
ok
ok
<Idle|MPos:0.000,0.000,0.000|FS:0,0|WCO:0.000,0.000,0.000>
ok
Starting stream
Stream completed in 0:03
<Idle|MPos:0.000,0.000,0.000|FS:0,0|Ov:100,100,100>
ok
Starting stream
Stream completed in 0:03
Starting stream
Layer C00
Stream completed in 41:22
Port opened, waiting for response.
ok
ok
ok
ok
ok
ok