Flow price: --
4376e04501d1f547408ce317e4949082e61a094c1308ad35441d29afb0eeb9d0

Transaction

Hash: 4376e04501d1f547408ce317e4949082e61a094c1308ad35441d29afb0eeb9d0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4376e04501d1f547408ce317e4949082e61a094c1308ad35441d29afb0eeb9d0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4376e04501d1f547408ce317e4949082e61a094c1308ad35441d29afb0eeb9d0
Status:
ERROR
Block height:
39742640
Block id:
5e0172acb5ff93d6e83e56e0d0574a4f77245fad63ef35902d2ca91ca891e321
Timestamp:
Wednesday 26 October 2022 at 10:28:50 UTC
()
Proposer:
Authorizers:
Gas used:
46