Clean method: the easy way to do it, is using 70% rubber alcohol to wipe your games' both side contact pins, and quickly plug in and out few times from the console slot. and let it dry a little bit. it will solve the loading issue.
International buyers please note: Import duties, taxes, and charges aren't included in the item price or postage cost. These charges are the buyer's responsibility, if buyer refuse to pay the customs fee from their country, and item get lost during transaction, it will be buyer's responsibility.