Flow price: --
9098c73849844c1303370dca6b23478ec6a5b0d84905cf6c10cc0361ff1bdde2

Transaction

Hash: 9098c73849844c1303370dca6b23478ec6a5b0d84905cf6c10cc0361ff1bdde2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9098c73849844c1303370dca6b23478ec6a5b0d84905cf6c10cc0361ff1bdde2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9098c73849844c1303370dca6b23478ec6a5b0d84905cf6c10cc0361ff1bdde2
Status:
ERROR
Block height:
39957429
Block id:
baf6d85a641cc1c6ba54f5a027a60eb43efa49c9fc1a8d4d561ff76de937f6d5
Timestamp:
Sunday 30 October 2022 at 00:44:38 UTC
()
Proposer:
Authorizers:
Gas used:
46