Flow price: --
8299aa2425551be77cb52539012cb06b64fcd1e7a7a586ba08f39748f47dc83b

Transaction

Hash: 8299aa2425551be77cb52539012cb06b64fcd1e7a7a586ba08f39748f47dc83b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8299aa2425551be77cb52539012cb06b64fcd1e7a7a586ba08f39748f47dc83b: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:
8299aa2425551be77cb52539012cb06b64fcd1e7a7a586ba08f39748f47dc83b
Status:
ERROR
Block height:
39908651
Block id:
14f7d185b19264c9bad0cb67eb20e07ea38a1ee679f1e2e675c6b684724bfb99
Timestamp:
Saturday 29 October 2022 at 05:13:30 UTC
()
Proposer:
Authorizers:
Gas used:
46