Issue Web Application not work after migration from windows server 2016 to 2019

[parker09]

Hi All,

I am facing the problem when i have migrated my application from windows server 2016 Plesk panel to Window server 2019 Plesk panel. I using the Plesk migrater and i also checked that all setting should be same, but it seem the asp application became not accessible with error. I have posted the error and it said that the provider cannot be found. I not sure how to solve if there missing some provider. Anyone can provide some suggestion. Thank you.

2021-11-25 11:57:48	127.0.0.1	500	GET / |73|800a0e7a|Provider_cannot_be_found._It_may_not_be_properly_installed. HTTP/1.1			544	IIS access
2021-11-25 12:06:48	202.126.210.158	500	GET / |73|800a0e7a|Provider_cannot_be_found._It_may_not_be_properly_installed. HTTP/2			571	IIS access
2021-11-25 12:06:57	202.126.210.158	500	GET / |73|800a0e7a|Provider_cannot_be_found._It_may_not_be_properly_installed. HTTP/2

Thanks,
Parker Lau

 

[IgorG]

This message may be caused by the fact that 32-bit application mode is disabled in application pool settings.
Go to Domains > example.com > Dedicated IIS Application Pool for Website. Check the checkbox Enable 32-bit applications and click OK.

 

[parker09]

This message may be caused by the fact that 32-bit application mode is disabled in application pool settings.
Go to Domains > example.com > Dedicated IIS Application Pool for Website. Check the checkbox Enable 32-bit applications and click OK.

Thank you. i try to enable 32-bit application mode but it seem the issue still not resolved. The below error still showing in the log. it is anything i need to enable for HTTP/2? Thank you.

GET / |73|800a0e7a|Provider_cannot_be_found._It_may_not_be_properly_installed. HTTP/2

 

[IgorG]

t is anything i need to enable for HTTP/2?

HTTP/2 support was introduced in Windows Server 2016 (IIS 10.0) and is enabled by default. No additional actions are required from the Plesk side. Previous Windows Server releases (IIS 8.5 and earlier) do not support HTTP/2.