Flow price: --
7c0778f4b36bb9a8c7d6014731c3c8a7d5750fa04a9cd487493fb2998f04c34a

Transaction

Hash: 7c0778f4b36bb9a8c7d6014731c3c8a7d5750fa04a9cd487493fb2998f04c34a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7c0778f4b36bb9a8c7d6014731c3c8a7d5750fa04a9cd487493fb2998f04c34a: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:
7c0778f4b36bb9a8c7d6014731c3c8a7d5750fa04a9cd487493fb2998f04c34a
Status:
ERROR
Block height:
39969190
Block id:
64325c88f8532aa5381c25f610281be69540d63fa37cec9621f1fc1882bc7692
Timestamp:
Sunday 30 October 2022 at 05:26:02 UTC
()
Proposer:
Authorizers:
Gas used:
50