Flow price: --
b2e591757f76e7d7d8c07b001f8f3e72778859570cb3f56de96c5749129fb4a2

Transaction

Hash: b2e591757f76e7d7d8c07b001f8f3e72778859570cb3f56de96c5749129fb4a2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b2e591757f76e7d7d8c07b001f8f3e72778859570cb3f56de96c5749129fb4a2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b2e591757f76e7d7d8c07b001f8f3e72778859570cb3f56de96c5749129fb4a2
Status:
ERROR
Block height:
39972835
Block id:
577904a486d4313b17a7303a18d375e666638ace3781aa39ee400f8da8c1b0d7
Timestamp:
Sunday 30 October 2022 at 06:54:03 UTC
()
Proposer:
Authorizers:
Gas used:
49