Not a problem. For security purposes, the Tip Yourself app will put your account on hold after a number of incorrect verification attempts. Please contact Tip Yourself support by emailing firstname.lastname@example.org and include the two micro-deposit numbers you received in your checking account.
Not sure if you got your deposits? Here's a complete step-by-step overview of the entire process - https://medium.com/@TipYourself/verifying-bank-with-micro-deposits-2df1e1e34906