Flow price: --
75f7b3bd0f09e2667a5ba3f5883e12a31fa43bee39c41bc1528af141b34ea552

Transaction

Hash: 75f7b3bd0f09e2667a5ba3f5883e12a31fa43bee39c41bc1528af141b34ea552
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 75f7b3bd0f09e2667a5ba3f5883e12a31fa43bee39c41bc1528af141b34ea552:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
75f7b3bd0f09e2667a5ba3f5883e12a31fa43bee39c41bc1528af141b34ea552
Status:
ERROR
Block height:
39865928
Block id:
6b4868089f86b3e3698cf50347bc5ccffd3bef7057c84c762705e919a3cc271f
Timestamp:
Friday 28 October 2022 at 12:11:57 UTC
()
Proposer:
Authorizers:
Gas used:
48