+ this->_UnBlock( );
+ }
+ catch( std::exception& err2 )
+ {
+ QMessageBox::critical(
+ this,
+ QMessageBox::tr( "Error executing filter" ),
+ QMessageBox::tr( err2.what( ) )
+ );
+ this->_UnBlock( );
+ }
+ catch( ... )
+ {
+ QMessageBox::critical(
+ this,
+ QMessageBox::tr( "Error executing filter" ),
+ QMessageBox::tr( "Unknown error" )
+ );
+ this->_UnBlock( );