Extension Signature Verification Failed: Claude Code for VS Code

Resolved 💬 3 comments Opened May 7, 2026 by BitMorpher Closed May 11, 2026

Type: <b>Bug</b>

Please include following log F1 > Open View... > Shared below.

Extension version: 2.1.123
VS Code version: Code - Insiders 1.119.0-insider (Universal) (43d0ed45492da1b1ca1738893956de429d46b5e8, 2026-04-30T16:48:48Z)
OS version: Darwin arm64 25.4.0
Modes:

<details>
<summary>A/B Experiments</summary>

vsliv368:30146709
pythonvspyt551:31249597
nativeloc1:31118317
dwcopilot:31158714
dwoutputs:31242946
copilot_t_ci:31333650
g012b348:31231168
pythonrdcb7:31268811
pythonpcpt1cf:31399617
6518g693:31302842
63221493:31336333
envsactivate1:31349248
editstats-enabled:31346256
cloudbuttont:31366566
3efgi100_wstrepl:31403338
ddidtcf:31398485
cp_cls_t_966_ss:31454198
inlinechat_v2_hd992725:31445440
4je02754:31481634
8hhj4413:31478653
ge8j1254_inline_auto_hint_haiku:31490507
cp_cls_t_1081:31454832
conptydll_true:31485575
ia-use-proxy-models-svc:31446143
e9c30283:31453065
test_treatment2:31471001
c9b86496:31447327
idci7584:31454084
nes_chat_context_enabled:31451401
e3e4d672:31454087
ei9d7968:31462942
nes-extended-on:31455475
jc933416:31462667
89g7j272:31506658
hhf17803:31462392
7e187181:31482583
i2gc6536:31472020
52612955:31508042
githubstableflight:31469463
h08i8180:31475367
ec1eg703:31491645
ddid_c:31478205
hmra_i5g22:31509478
getcmakediagnosticsoff:31489825
61f49681:31505879
7df3h592:31491241
pro_large_t:31499377
cp_cls_c_1082:31504161
719di409_sum_t:31499469
logging_enabled_new:31490725
cg448276_tst_on:31503513
32d76977:31503652
ha629193:31508444
2cfga817_c:31508923
a1ije391_t:31509050
api_cot_off:31509852

</details>

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