Flow price: --
52e7980da43ecff60425e3839e30ff8bab0f834ec9e686e500a56e92f7b540c0

Transaction

Hash: 52e7980da43ecff60425e3839e30ff8bab0f834ec9e686e500a56e92f7b540c0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 52e7980da43ecff60425e3839e30ff8bab0f834ec9e686e500a56e92f7b540c0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
52e7980da43ecff60425e3839e30ff8bab0f834ec9e686e500a56e92f7b540c0
Status:
ERROR
Block height:
40096049
Block id:
221caa7d340b99d1ab6c49fa23b67ea1391641d394bf8b22a839c4731d3ad21f
Timestamp:
Tuesday 1 November 2022 at 08:19:15 UTC
()
Proposer:
Authorizers:
Gas used:
46