https://community.squareup.com/t5/Payments-Troubleshooting/What-causes-this-error-message/m-p/127128#M25770 <P>Hi <a href="https://community.squareup.com/t5/user/viewprofilepage/user-id/185181">@boblung</a>! Welcome to the Community!</P> <P>&nbsp;</P> <P>What way was the customer paying when this happened? Via invoice?</P> Mon, 08 Jul 2019 15:54:00 GMT ashc 2019-07-08T15:54:00Z https://community.squareup.com/t5/Payments-Troubleshooting/What-causes-this-error-message/m-p/127077#M25769 <P>One of my customers received this error message trying to pay:</P> <P>&nbsp;</P> <P><SPAN>[HTTP/1.1 400 Bad Request] {"errors":[{"category":"</SPAN><WBR /><SPAN>INVALID_REQUEST_ERROR","code":</SPAN><WBR /><SPAN>"EXPECTED_INTEGER","detail":"</SPAN><WBR /><SPAN>Expected an integer value.","field":"amount_money.</SPAN><WBR /><SPAN>amount"}]}</SPAN></P> <P>&nbsp;</P> <P><SPAN>What would have caused this error?</SPAN></P> <P>&nbsp;</P> <P><SPAN>Thanks,</SPAN></P> <P>&nbsp;</P> <P><SPAN>Bob</SPAN></P> Sat, 20 Sep 2025 14:27:12 GMT https://community.squareup.com/t5/Payments-Troubleshooting/What-causes-this-error-message/m-p/127077#M25769 boblung 2025-09-20T14:27:12Z https://community.squareup.com/t5/Payments-Troubleshooting/What-causes-this-error-message/m-p/127128#M25770 <P>Hi <a href="https://community.squareup.com/t5/user/viewprofilepage/user-id/185181">@boblung</a>! Welcome to the Community!</P> <P>&nbsp;</P> <P>What way was the customer paying when this happened? Via invoice?</P> Mon, 08 Jul 2019 15:54:00 GMT https://community.squareup.com/t5/Payments-Troubleshooting/What-causes-this-error-message/m-p/127128#M25770 ashc 2019-07-08T15:54:00Z