[PyQt] QtWebEngineProcess.exe – Bad Image”

Phil Thompson phil at riverbankcomputing.com
Mon Feb 3 09:51:46 GMT 2020


On 03/02/2020 09:34, Giuseppe Corbelli wrote:
> On 2/2/20 2:09 PM, Phil Thompson wrote:
>> On 01/02/2020 08:50, Zhao Lee wrote:
>>> When fallback to version 5.13.2 of pyqt5 and PyQtWebEngine, the issue
>>> is gone, so what's wrong with the latest version ?
>>> 
>>> 在 2020-01-31 14:32:28,"Zhao Lee" <redstone-cold at 163.com> 写道:
>>> 
>>> When I try to run the QtWebEngineWidgets example
>>> https://bpaste.net/MWTA, I got a message dialog with the following
>>> information
>>> 
>>> QtWebEngineProcess.exe – Bad Image”
>>> 
>>> “C:\Users\i\AppData\Local\Programs\Python\Python36-32\lib\site-packages\PyQt5\Qt\bin\MSVCP140.dll 
>>> is either not designed to run on Windows or it contains an error. Try
>>> installing the program again using the original installation media or
>>> contact your system administrator or the software vendor for 
>>> support.”
>>> 
>>> Platform information :
>>> Python 3.6.5 (v3.6.5:f59c0932b4, Mar 28 2018, 16:07:46) [MSC v.1900 
>>> 32
>>> bit (Intel)] on win32--Win7
>> 
>> It looks like the later 32 bit wheels include 64 bit versions of the 
>> MSVC DLLs. I assume that if the correct 32 bit versions are installed 
>> elsewhere on a system then these will be picked up and the ones in the 
>> wheel would be ignored. That would explain why nobody else has 
>> reported the problem and why my release tests didn't register it. I 
>> assume that you don't already have the 32 bit versions installed 
>> elsewhere.
>> 
>> Can you try installing them from the Microsoft package...
>> 
>> https://support.microsoft.com/en-gb/help/2977003/the-latest-supported-visual-c-downloads
> 
> Here's how the linker searches, assuming QtWebEngineProcess does not
> alter the search path (I did not check the sources):
> 
> https://docs.microsoft.com/en-us/windows/win32/dlls/dynamic-link-library-search-order
> 
> A question: technically would it be better to bundle the redist with
> the wheel and just execute it? Not counting licensing issues I mean.

Wheels are not executable.

Phil


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