Flow price: --
006d99435fbd72a68a39c5606e0292eeafecbc2c143496e6e444b6e8b26affa2

Transaction

Hash: 006d99435fbd72a68a39c5606e0292eeafecbc2c143496e6e444b6e8b26affa2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 006d99435fbd72a68a39c5606e0292eeafecbc2c143496e6e444b6e8b26affa2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
006d99435fbd72a68a39c5606e0292eeafecbc2c143496e6e444b6e8b26affa2
Status:
ERROR
Block height:
39883113
Block id:
2d63ca849131f08d8a38f1ac1483a5e5ebd76b6caa321c2429ed208d397479fc
Timestamp:
Friday 28 October 2022 at 19:04:09 UTC
()
Proposer:
Authorizers:
Gas used:
46