You say "my direction" - is this the profitable direction or when you lose? 🙂 Because normally people double the lot size when they lose, which is probably not "their direction" :))
By the way there is some example for creating new trade on every 10 pips - https://fxdreema.com/demo/mt4-loop-add-to-volume-on-loss - it does that on loss, but I don't know what is your "my direction".
To allow the EA to work with your manual trades, set this to 0:
0_1540408105839_c1ef5906-a49a-41b7-ae27-e29d3ab4ea13-image.png