Flow price: --
b13a12f52552304a24b00a881c0a3abce3ff08ca801dd9b106c4f17d3af99f7a

Transaction

Hash: b13a12f52552304a24b00a881c0a3abce3ff08ca801dd9b106c4f17d3af99f7a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b13a12f52552304a24b00a881c0a3abce3ff08ca801dd9b106c4f17d3af99f7a: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:
b13a12f52552304a24b00a881c0a3abce3ff08ca801dd9b106c4f17d3af99f7a
Status:
ERROR
Block height:
40159980
Block id:
f70612ce1c2cdb8cc96413d25e442c8f1869d6d8f1c8152ee9c6284889dfe8ab
Timestamp:
Wednesday 2 November 2022 at 10:18:05 UTC
()
Proposer:
Authorizers:
Gas used:
49