Flow price: --
a6734115a0c54294903e4b19f73e4e089786defc7be6a62d33b95be71badf39b

Transaction

Hash: a6734115a0c54294903e4b19f73e4e089786defc7be6a62d33b95be71badf39b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a6734115a0c54294903e4b19f73e4e089786defc7be6a62d33b95be71badf39b: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:
a6734115a0c54294903e4b19f73e4e089786defc7be6a62d33b95be71badf39b
Status:
ERROR
Block height:
40098593
Block id:
095ef5a6d64444049e75ff7207ede8622bb6bc2f86cd33fce5fad1850fcafe37
Timestamp:
Tuesday 1 November 2022 at 09:21:15 UTC
()
Proposer:
Authorizers:
Gas used:
48