Flow price: --
84d7696f4b6ac5b99955f7d383f277f9285df96becc88c8a0fa1d25898223f63

Transaction

Hash: 84d7696f4b6ac5b99955f7d383f277f9285df96becc88c8a0fa1d25898223f63
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 84d7696f4b6ac5b99955f7d383f277f9285df96becc88c8a0fa1d25898223f63:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
84d7696f4b6ac5b99955f7d383f277f9285df96becc88c8a0fa1d25898223f63
Status:
ERROR
Block height:
40149326
Block id:
5205b5a492c0de8cc8c4b1119abdc8ab625d37e4b2efb5fce333b11880705c54
Timestamp:
Wednesday 2 November 2022 at 05:57:39 UTC
()
Proposer:
Authorizers:
Gas used:
50