Trouble error 20 whats mean?

[MikeyH (Mike Hembrey)]

Read the first 9 postings. If it does not help, let us know.

Sad new user: can't get past "error:20 Unsupported or invalid g-code command found in block"

Hello, I’m an absolute beginner and I can’t help but think I’ve missed something obvious. I haven’t found any resolved questions on the forum that cover “error:20 Unsupported or invalid g-code command found in block”. I don’t know where to start to explain the problem. Here is the text I get in the consol: Starting stream Layer C00 error:20 Unsupported or invalid g-code command found in block. On or near line 4: Job halted Stream completed in 0:00 error:20 Unsupported or invalid g-co…