Flow price: --
41face3f5c2ff7e6ebe837a3e0abfb1deb9bfb0d0e36b0d0ab1e1660aa654f21

Transaction

Hash: 41face3f5c2ff7e6ebe837a3e0abfb1deb9bfb0d0e36b0d0ab1e1660aa654f21
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 41face3f5c2ff7e6ebe837a3e0abfb1deb9bfb0d0e36b0d0ab1e1660aa654f21:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
41face3f5c2ff7e6ebe837a3e0abfb1deb9bfb0d0e36b0d0ab1e1660aa654f21
Status:
ERROR
Block height:
39863081
Block id:
2160fb51db2fab5379ab27689f0e4bd1fe006d0ea62f0dfd0c46ba2c914fd32e
Timestamp:
Friday 28 October 2022 at 11:03:00 UTC
()
Proposer:
Authorizers:
Gas used:
49