Flow price: --
753de2b492de6a3ff857fdf31f3ca6ef1acceb45a17045a28a449446552f4135

Transaction

Hash: 753de2b492de6a3ff857fdf31f3ca6ef1acceb45a17045a28a449446552f4135
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 753de2b492de6a3ff857fdf31f3ca6ef1acceb45a17045a28a449446552f4135:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
753de2b492de6a3ff857fdf31f3ca6ef1acceb45a17045a28a449446552f4135
Status:
ERROR
Block height:
39728090
Block id:
e85145728652b5ccd921b73c32c90d6af762edf8714c339daf5cc0f7e803de5d
Timestamp:
Wednesday 26 October 2022 at 04:37:26 UTC
()
Proposer:
Authorizers:
Gas used:
47