[Bug] Increased false positive flagging in MCP Server development workflows
Status Open
Reported on v2.1.229
Maintainer reply None cached
Activity 0 comments · opened Aug 21, 2026
Bug Description
Fable is flagging today much more standard programing work as before. Why is that? Basically unusable right now with my MCP Server development on powerpoint generation
Environment Info
- Platform: win32
- Terminal: vscode
- Version: 2.1.229
- Feedback ID: 8fd81edc-dfad-43c2-9a61-3e7cfda9e251
Errors
[{"error":"TelemetrySafeError: VirtualMessageList: itemKeys/messages length desync (keys=192 messages=191 range=[155,192))\n at cfE (B:/~BUN/root/cli:23349:33082)\n at aGm (B:/~BUN/root/cli:23349:26004)\n at $n (B:/~BUN/root/cli:2273:21349)\n at lc (B:/~BUN/root/cli:2273:40444)\n at ETe (B:/~BUN/root/cli:2273:51368)\n at JV (B:/~BUN/root/cli:2273:89058)\n at Cbe (B:/~BUN/root/cli:2273:88009)\n at kTe (B:/~BUN/root/cli:2273:87830)\n at uL (B:/~BUN/root/cli:2273:84092)\n at ft (B:/~BUN/root/cli:2273:6660)","timestamp":"2026-08-15T15:23:30.557Z"}]