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Fix MS Store dialog when opening chrome://inspect on Windows #431

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Fix MS Store dialog when opening chrome://inspect on Windows #431

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14 changes: 14 additions & 0 deletions src/browser_harness/admin.py
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Original file line number Diff line number Diff line change
Expand Up @@ -730,6 +730,20 @@ def _open_chrome_inspect():
return
except Exception:
pass
if platform.system() == "Windows":
# ShellExecute can't resolve chrome:// URIs (no protocol handler -> MS Store
# dialog); pass the URL as an argument to the Chrome binary instead.
for chrome in (
os.path.expandvars(r"%ProgramFiles%\Google\Chrome\Application\chrome.exe"),
os.path.expandvars(r"%ProgramFiles(x86)%\Google\Chrome\Application\chrome.exe"),

@cubic-dev-ai cubic-dev-ai Bot Jun 12, 2026 •
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P2: Windows Chrome path lookup misses %ProgramW6432%, causing the fix to silently fail on 32-bit Python running on 64-bit Windows with 64-bit Chrome installed.

Prompt for AI agents 
Check if this issue is valid — if so, understand the root cause and fix it. At src/browser_harness/admin.py, line 738:

<comment>Windows Chrome path lookup misses `%ProgramW6432%`, causing the fix to silently fail on 32-bit Python running on 64-bit Windows with 64-bit Chrome installed.</comment>

<file context>
@@ -730,6 +730,20 @@ def _open_chrome_inspect():
+        # dialog); pass the URL as an argument to the Chrome binary instead.
+        for chrome in (
+            os.path.expandvars(r"%ProgramFiles%\Google\Chrome\Application\chrome.exe"),
+            os.path.expandvars(r"%ProgramFiles(x86)%\Google\Chrome\Application\chrome.exe"),
+            os.path.expandvars(r"%LocalAppData%\Google\Chrome\Application\chrome.exe"),
+        ):
</file context>
Fix with cubic

os.path.expandvars(r"%LocalAppData%\Google\Chrome\Application\chrome.exe"),
):
if os.path.exists(chrome):
try:
subprocess.Popen([chrome, url])
return
except Exception:
pass
try:
webbrowser.open(url, new=2)
except Exception:
Expand Down