Flow price: --
17a1503cea0eea4b7909f83a87f841dc04a81c4f0b86d9584f0fb4af22d45853

Transaction

Hash: 17a1503cea0eea4b7909f83a87f841dc04a81c4f0b86d9584f0fb4af22d45853
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 17a1503cea0eea4b7909f83a87f841dc04a81c4f0b86d9584f0fb4af22d45853:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
17a1503cea0eea4b7909f83a87f841dc04a81c4f0b86d9584f0fb4af22d45853
Status:
ERROR
Block height:
39756436
Block id:
8f777e291b5e8756107f516578fcd8a73b528523be285d34cdfa8606214ea497
Timestamp:
Wednesday 26 October 2022 at 16:01:44 UTC
()
Proposer:
Authorizers:
Gas used:
47