This visual bug has been with us a few seasons now.
really ? I 'm looking for the high value players every season but I noticed this only this season.

Here another player with this very low wage

Click image for larger version.  Name: 2-15 player of Galata.jpg  Views: 27  Size: 91.2 KB  ID: 38680

If you have a free space in your team, this player will continue with this wage for the next 3 years. If you don't have empty place and sell someone else and then sign with him, then he 'll ask for a different wage (probably about 1 M').