Flow price: --
b9703067c1f7284923de20a6d1cb39a9819844fb2da02dddde955f405fce8892

Transaction

Hash: b9703067c1f7284923de20a6d1cb39a9819844fb2da02dddde955f405fce8892
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b9703067c1f7284923de20a6d1cb39a9819844fb2da02dddde955f405fce8892:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b9703067c1f7284923de20a6d1cb39a9819844fb2da02dddde955f405fce8892
Status:
ERROR
Block height:
39929292
Block id:
cb56cdddadfcb5fa05808de9268b022a26744dbf9e2bc389260ffa1eeabb3572
Timestamp:
Saturday 29 October 2022 at 13:32:06 UTC
()
Proposer:
Authorizers:
Gas used:
50