Flow price: --
a85fb345276324236d75c21d80ef2b8c4f92ba53e01ddd2bd68b62a774aa535c

Transaction

Hash: a85fb345276324236d75c21d80ef2b8c4f92ba53e01ddd2bd68b62a774aa535c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a85fb345276324236d75c21d80ef2b8c4f92ba53e01ddd2bd68b62a774aa535c: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:
a85fb345276324236d75c21d80ef2b8c4f92ba53e01ddd2bd68b62a774aa535c
Status:
ERROR
Block height:
39863349
Block id:
0e6e029152913e281e28967481bd052f0dfeee5b674636b38bc49d1c4837078e
Timestamp:
Friday 28 October 2022 at 11:09:27 UTC
()
Proposer:
Authorizers:
Gas used:
49