Flow price: --
60e7df8cb783ace59a9a12e15f0095dd860ea508933ece04f65529b0e277987f

Transaction

Hash: 60e7df8cb783ace59a9a12e15f0095dd860ea508933ece04f65529b0e277987f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 60e7df8cb783ace59a9a12e15f0095dd860ea508933ece04f65529b0e277987f: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:
60e7df8cb783ace59a9a12e15f0095dd860ea508933ece04f65529b0e277987f
Status:
ERROR
Block height:
39802763
Block id:
241d25716ecb78ddab4bc31ad46ff35c3fc2805884d7909e04d62544f87ea01b
Timestamp:
Thursday 27 October 2022 at 10:41:31 UTC
()
Proposer:
Authorizers:
Gas used:
47