Hi akhter,

1. Go to application pool properties and change Enable 32-Bit Applications to true.

2. Give full rights to temp and %temp% folders.

Follow the below steps to give rights to IUSR and IIS_IUSRS.

1. Click Start, type Run and type explorer and click OK.
2. In Windows Explorer, move to C:\Windows folder.
3. Right click Temp folder and then click Properties.
4. In the Temp Properties dialog box, on the Security tab, click on Edit and then Add.
5. Select Advanced and then Find Now, then the Temp Properties dialog box, in the Groups or user names list from search results select appropriate name and click OK.
6. In the Permissions for selected list, select Allow column. (Read & Execute, List Folder Contents, and Read should already be selected in the Allow column) Click OK.
7. In the Security dialog box, click Apply.
8. Repeat the steps for other user.