Flow price: --
9c8acaebc6416962559ed6ef719101473b2b60608966b5ace8fc1e7412b235a7

Transaction

Hash: 9c8acaebc6416962559ed6ef719101473b2b60608966b5ace8fc1e7412b235a7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9c8acaebc6416962559ed6ef719101473b2b60608966b5ace8fc1e7412b235a7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9c8acaebc6416962559ed6ef719101473b2b60608966b5ace8fc1e7412b235a7
Status:
ERROR
Block height:
39909620
Block id:
4486d41b82607d843579b85d92d56dcf6dd7a03b50bb1f583e0d1ae06d69a615
Timestamp:
Saturday 29 October 2022 at 05:36:19 UTC
()
Proposer:
Authorizers:
Gas used:
47