Flow price: --
ee85310b010d0d6dca48f776417ce702f7391c9af352b9a89eacf330f9bb0713

Transaction

Hash: ee85310b010d0d6dca48f776417ce702f7391c9af352b9a89eacf330f9bb0713
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ee85310b010d0d6dca48f776417ce702f7391c9af352b9a89eacf330f9bb0713:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ee85310b010d0d6dca48f776417ce702f7391c9af352b9a89eacf330f9bb0713
Status:
ERROR
Block height:
40013733
Block id:
7fb4231e3ca6ae87016c61907f64b31d37f52ba7a67b1f132a58d1172213c9cc
Timestamp:
Sunday 30 October 2022 at 23:12:51 UTC
()
Proposer:
Authorizers:
Gas used:
47