I created a page type so that a client can use a the composer to edit and add content to a website. To test it out I added content in the fields I created for composer but when i click on publish page i get this error
" ( ! ) Fatal error: Call to a member function getPackageHandle() on a non-object in C:\wamp\www\IHF\concrete\core\libraries\view.php on line 105 Call Stack #TimeMemoryFunctionLocation 10.0002140432{main}( )..\index.php:0 20.0008177392require( 'C:\wamp\www\IHF\concrete\dispatcher.php' )..\index.php:2 30.16156826936Concrete5_Library_View->render( )..\dispatcher.php:258 40.415110285048include( 'C:\wamp\www\IHF\concrete\themes\default\view.php' )..\view.php:929 50.415110285144Concrete5_Library_View->inc( )..\view.php:3 60.416210294880include( 'C:\wamp\www\IHF\concrete\themes\default\elements\header.php' )..\view.php:447 70.442511050896Concrete5_Library_View->getStyleSheet( )..\header.php:10 "

When i click on preview it works and i can see the content. Can anyone help me with this problem as soon as possible please.

I am using a Boostrap theme