Hi Jon,
right now I solved this problem by myself!
This following part was missing in my file
"$this->course = $course;"
After I add this into my file it`s working perfect.
Thank you very much for answering so fast
N.Ipek
Blocks
Move a block
Гэтае абмеркаваньне было заблакавана, таму вы болей ня можаце адказваць на яго.