Symptoms
Error trying to open approve task linked to an InfoPath form.
Diagnoses
InfoPath services were missing from SharePoint Central Admin.
Resolution
1. Login to host with admin rights
2. Open command prompt (In windows server 2008 you have to use run as administrator)
3. Type the command ?cd c:program filescommon filesMicrosoft SharedWeb Server Extensions12in?
4. Run command ?stsadm -o installfeature -name IPFSAdminWeb?
5.If you receive a message that the feature is already installed but you do not see the feature on the "General Application Settings" page in central admin, activate the feature on central administration using the following command:
?stsadm -o activatefeature -name IPFSAdminWeb -url http://sharepoint:8080?
To enable InfoPath after services added.
1. Go to Central Administration.
2. Click on Application Management.
3. Click on Configure InfoPath Form Services under the InfoPath Forms Services section.
4. Set to enable.
