Flow price: --
b3470450d1b005fcf158fec17b980116c045f79872ddeaa2f521ea738702afb3

Transaction

Hash: b3470450d1b005fcf158fec17b980116c045f79872ddeaa2f521ea738702afb3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b3470450d1b005fcf158fec17b980116c045f79872ddeaa2f521ea738702afb3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b3470450d1b005fcf158fec17b980116c045f79872ddeaa2f521ea738702afb3
Status:
ERROR
Block height:
39991966
Block id:
2ab124a2758a71d3046a3a2c86516825589d4f92d3f901bc62a31b9eaafbba3d
Timestamp:
Sunday 30 October 2022 at 14:32:43 UTC
()
Proposer:
Authorizers:
Gas used:
48