Flow price: --
9271d3bbe39aceef63e6eb1fb5cd6c677fbb5444eceaecda106e1c5f2c6ee7ae

Transaction

Hash: 9271d3bbe39aceef63e6eb1fb5cd6c677fbb5444eceaecda106e1c5f2c6ee7ae
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9271d3bbe39aceef63e6eb1fb5cd6c677fbb5444eceaecda106e1c5f2c6ee7ae: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:
9271d3bbe39aceef63e6eb1fb5cd6c677fbb5444eceaecda106e1c5f2c6ee7ae
Status:
ERROR
Block height:
39791842
Block id:
65524502543740e01ecbb1ccf10f94eb03a1f80d23a5528b51390f470b90ec81
Timestamp:
Thursday 27 October 2022 at 06:17:32 UTC
()
Proposer:
Authorizers:
Gas used:
46