Flow price: --
adf71dda48cc58aab11ccb44b4773dbbc96a66238b8ad8c21e5f882cb0ebc2c0

Transaction

Hash: adf71dda48cc58aab11ccb44b4773dbbc96a66238b8ad8c21e5f882cb0ebc2c0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> adf71dda48cc58aab11ccb44b4773dbbc96a66238b8ad8c21e5f882cb0ebc2c0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
adf71dda48cc58aab11ccb44b4773dbbc96a66238b8ad8c21e5f882cb0ebc2c0
Status:
ERROR
Block height:
40108257
Block id:
cdc3e5b528442b9351b29d908f476e04330d4354a92d71e2f02c57d1e6a39dfe
Timestamp:
Tuesday 1 November 2022 at 13:15:37 UTC
()
Proposer:
Authorizers:
Gas used:
48