Hiya @CDub2, You have spent too much TPE (80), You must adhere to the TPE scale below:
0-50 - costs 1 TPE to go up 1 point
51-70 - costs 2 TPE to go up 1 point
71-80 - costs 5 TPE to go up 1 point
81-90 - costs 10 TPE to go up 1 point
91-100 - costs 15 TPE to go up 1 point
You have 50TPE to spend.
0-50 - costs 1 TPE to go up 1 point
51-70 - costs 2 TPE to go up 1 point
71-80 - costs 5 TPE to go up 1 point
81-90 - costs 10 TPE to go up 1 point
91-100 - costs 15 TPE to go up 1 point
You have 50TPE to spend.