New tab does not open on Click

Type: <b>Bug</b>

Claude code does not open on new tab when clicked on extension shortcut. Nothing happens for a while and then a little later all the new tabs show up.

Extension version: 2.1.278
VS Code version: Code 1.137.0 (645f29cc3176500b4b5762ba887cf2a7f0ffdf2c, 2026-09-08T13:43:59-07:00)
OS version: Linux x64 7.1.1-76070101-generic
Modes:

<details>
<summary>System Info</summary>

|Item|Value|
|---|---|
|CPUs|Intel(R) Xeon(R) CPU E3-1240 v5 @ 3.50GHz (8 x 3700)|
|GPU Status|2d_canvas: enabled<br>GPU0: VENDOR= 0x10de [Google Inc. (NVIDIA Corporation)], DEVICE=0x13bb [ANGLE (NVIDIA Corporation, Quadro K620/PCIe/SSE2, OpenGL 4.5.0 NVIDIA 580.173.02)], DRIVER_VENDOR=Nvidia, DRIVER_VERSION=580.173.02 ACTIVE<br>Machine model name: <br>Machine model version: <br>direct_rendering_display_compositor: disabled_off_ok<br>gpu_compositing: enabled<br>multiple_raster_threads: enabled_on<br>opengl: enabled_on<br>rasterization: enabled<br>raw_draw: disabled_off_ok<br>skia_graphite: disabled_off<br>trees_in_viz: disabled_off<br>video_decode: enabled<br>video_encode: disabled_software<br>vulkan: disabled_off<br>webgl: enabled<br>webgpu: enabled<br>webgpu_on_vk_via_gl_interop: enabled<br>webnn: disabled_off|
|Load (avg)|1, 0, 1|
|Memory (System)|31.28GB (18.02GB free)|
|Process Argv|--crash-reporter-id a47e39fd-1f1c-407b-afa0-cfef2da5d88f|
|Screen Reader|no|
|VM|0%|
|DESKTOP_SESSION|pop|
|XDG_CURRENT_DESKTOP|pop:GNOME|
|XDG_SESSION_DESKTOP|pop|
|XDG_SESSION_TYPE|x11|
</details><details>
<summary>A/B Experiments</summary>

vsliv368:30146709
binariesv615:30325510
nativeloc1:31344060
dwcopilot:31170013
dwoutputs:31242946
copilot_t_ci:31333650
e5gg6876:31282496
pythonrdcb7:31342333
6518g693:31463988
aj953862:31281341
4f60g487:31327383
envsactivate1:31551504
cloudbuttont:31379625
3efgi100_wstrepl:31403338
55ia6109:31457054
ec5jj548:31422691
cp_cls_t_966_ss:31526232
4je02754:31466945
8hhj4413:31478653
cp_cls_t_1081:31454832
conptydll_true:31498968
e9c30283:31461165
46204921:31447328
capico_a_098a3278:31587963
ei9d7968:31496641
chat:31457767
8hig5102:31480529
89g7j272:31518289
i2gc6536:31499202
52612955:31516516
ddid_c:31478207
hmra_i5g22:31518061
7df3h592:31512476
cp_cls_t_1082:31535311
logging_enabled_new:31498466
db5d2638:31499441
jb_cp_cls_t_632:31543129
56dj4588:31512888
32d76977:31512328
ha629193:31508444
jh5f2457_c:31540921
jbcp_cls_pctr_t:31531130
cp_intellij_t_nes:31548657
ahp-both-windows:31556933
ihg5j128:31534457
9gg7f176:31542112
sandbox-ui-on-2:31543161
nes-ex-cf-euporie-03:31542868
enable_editor_pane_layout:31569726
allow-none:31555437
ac562147:31564510
c7c27ce7:31554789
1h923230:31564177
treatment-23-1:31555779
unuse_dynamic_mcp:31555281
0d8dfbc3:31570291
0c1h4866:31566224
session-archive:31558132
5b8j3302:31564601
autotiers:31584978
mangle-name-treatment:31572634
signed-out-control:31584138
intellij_nes_preview_t:31580086
39a5d156:31574986
2bfb8b39:31585911
unread:31581112
links-treatment:31587702
aw-autom-on:31583758
revealsession_treatment_7ed7e840:31582194
usage_tips_endabled_0911:31587631
4ab0b639:31584543
sessioninlinediffenabled_disabled:31587634
permission_prompt_treatment:1332566
ccr_pr_nudge_control:1319470
vsc_wsm_t:1340632
1g5a5742:1379227
3aced641:1389836

</details>

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