Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 07c3cc845e792199d5d3add8ef6b93f8d783d371dd073dfcf07096aed7fec14c:27:4
   |
27 |     OverluPackage.purchasePackage(userCertificateCap: self.userCertificateCap, amount: count, feeToken: <- self.vault)
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: assertion failed: [OverluErrorMsg:Cannot buy more][OverluErrorCode:6]
   --> aa2c719e00ad4d6c.OverluPackage:485:8