In the case of GOM Picker, it may not operate as it is affected by the setup of Internet Explorer.
Please try again after setting as follows.
1) Execute Internet Explorer.
2) Click the menu of Tools -> Manage add-ons.
3) Change the displayed item to 'All additional functions'.
4) Please find GretechBHO Class from the list.
5) When the 'State' value is 'Disabled', change it to 'Enable'.
After ending the browser following setup as above, check by execution again.
If GOM Picker continues to fail to operate, please use after deleting various toolbar programs installed in the system.