I was searching for Traces in PCB view - when there are traces, it found them and let me delete them - when there is none, just typing the letter T caused the 500 server error.

Here is the console log at the last point (I saved the entire console if you need it):

TypeError: Cannot read properties of undefined (reading 'disabled')

at 8401.60c3cff2.chunk.js:1:13483

at 8401.60c3cff2.chunk.js:1:9586

at wu (lib.d3df59f7.2dc471437834c31e5a3a.js:6:19037)

at Ss (lib.d3df59f7.2dc471437834c31e5a3a.js:8:10810)

at ea (lib.d3df59f7.2dc471437834c31e5a3a.js:8:45922)

at Zs (lib.d3df59f7.2dc471437834c31e5a3a.js:8:39707)

at Gf (lib.d3df59f7.2dc471437834c31e5a3a.js:8:39638)

at Ar (lib.d3df59f7.2dc471437834c31e5a3a.js:8:39497)

at Bu (lib.d3df59f7.2dc471437834c31e5a3a.js:8:35920)

at Ys (lib.d3df59f7.2dc471437834c31e5a3a.js:8:36724)

at Je (lib.d3df59f7.2dc471437834c31e5a3a.js:6:3259)

at Jf (lib.d3df59f7.2dc471437834c31e5a3a.js:8:41132)

at yt (lib.d3df59f7.2dc471437834c31e5a3a.js:8:40184)

at Ks (lib.d3df59f7.2dc471437834c31e5a3a.js:8:35721)

at x (8864.f5052a15ccbccc450da1.js:91:8707)

at MessagePort.T (8864.f5052a15ccbccc450da1.js:91:9066)Caused by: React ErrorBoundary TypeError: Cannot read properties of undefined (reading 'disabled')

at https://www.flux.ai/static/js/8401.60c3cff2.chunk.js:1:8849

at https://www.flux.ai/static/js/PcbObjects.0b0adbd1.chunk.js:1:1292

at https://www.flux.ai/static/js/PcbObjects.0b0adbd1.chunk.js:1:11468

at fe (https://www.flux.ai/static/js/PcbObjects.0b0adbd1.chunk.js:1:16169)

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