Flow price: --
69256f36ee9d489a273020f83eba50dd5d91d4f59c4b092e2b2b5c0ff859706d

Transaction

Hash: 69256f36ee9d489a273020f83eba50dd5d91d4f59c4b092e2b2b5c0ff859706d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 69256f36ee9d489a273020f83eba50dd5d91d4f59c4b092e2b2b5c0ff859706d: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:
69256f36ee9d489a273020f83eba50dd5d91d4f59c4b092e2b2b5c0ff859706d
Status:
ERROR
Block height:
40101769
Block id:
449a531cc9718210da896deec9049828d1ebac8febb8fb83892b8a488ae7f1e9
Timestamp:
Tuesday 1 November 2022 at 10:37:56 UTC
()
Proposer:
Authorizers:
Gas used:
47