Flow price: --
ad25a9ed0859b5c86d5ddc4e7f1f5f6a74f5a69ce1dccb653736fa769946e54a

Transaction

Hash: ad25a9ed0859b5c86d5ddc4e7f1f5f6a74f5a69ce1dccb653736fa769946e54a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ad25a9ed0859b5c86d5ddc4e7f1f5f6a74f5a69ce1dccb653736fa769946e54a: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:
ad25a9ed0859b5c86d5ddc4e7f1f5f6a74f5a69ce1dccb653736fa769946e54a
Status:
ERROR
Block height:
39886772
Block id:
ef1ce2299594aea390adc6e52c732b01aacf828cb0332b9e50bf20878ba341fd
Timestamp:
Friday 28 October 2022 at 20:30:56 UTC
()
Proposer:
Authorizers:
Gas used:
50