Error during installaion of template

[NLMG2014]

When trying to install new template using extension manager, it starts to install and the I get this error.

"The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator, and inform them of the time the error occurred, and anything you might have done that may have caused the error.

More information about this error may be available in the server error log.

Any help would be appreciated

[ionut]

Did you try installing any other extension (not only templates, but also components or plugins) and see if this error appears? If this error appears only for this template, how big is the size of the template?

[iextensions]

When trying to install new template using extension manager, it starts to install and the I get this error.

"The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator, and inform them of the time the error occurred, and anything you might have done that may have caused the error.

More information about this error may be available in the server error log.

Any help would be appreciated

- check correct path for folder: tmp and logs with your server
- set error_reporting to maximum and see erorr message