* 5- Copy the new .aspx page (if there is any change in this page) to the existing .aspx page of the solution package inSharepoint -> e.g. C:\Program Files\Common Files\Microsoft Shared\web server extensions\12\TEMPLATE\LAYOUTS\CanTire.ContinuingEducation* 6- Drag and drop the created .dll file from the /bin to the GAC -> (C:\Windows\Assembly)* 7- Restart IIS from local admin account* 8- In order to Debug, click on Debug -> Attach to process -> w3wp.exe -> Run the application on IE -> the breakpoints will be hi* 9- After making sure the result is successful, Change the Solution Package (wsp):: Note that not all of these steps might be necessary, it depends on the case and errors.: 1. Deactive the featureStsadm.exe -o deactivatefeature -filename “C:\Program Files\Common Files\Microsoft Shared\web server extensions\12\TEMPLATE\FEATURES\ViewFormPagesLockDown\feature.xml” -ur http://servername/: 2.Uninstall the featurestsadm -o uninstallfeature -filename: 3.Retract Solutionstsadm -o retractsolution: 4. Add the solutionstsadm -o addsolution -filename {WSPFILENAME}: 5. Deploy the solutionstsadm -o deploysolution -name {WSPFILENAME} -url {SITEURL}: 6. Install the featurestsadm -o installfeature -filename {FeatureFolder}\feature.xml: 7. Activate the featurestsadm -o activatefeature -id {FEATUREID} -url {SITEURL} -force