Flow price: --
39d696cba547c7b06075f9521b29cbeb9b51a49f188e1bc8fac43dfe03d87325

Transaction

Hash: 39d696cba547c7b06075f9521b29cbeb9b51a49f188e1bc8fac43dfe03d87325
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 39d696cba547c7b06075f9521b29cbeb9b51a49f188e1bc8fac43dfe03d87325:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
39d696cba547c7b06075f9521b29cbeb9b51a49f188e1bc8fac43dfe03d87325
Status:
ERROR
Block height:
40082586
Block id:
250cc8ce065200ea59c1eaaa292269fc0ccd8bbd84e3c7fa1a3d2cc4af173cfe
Timestamp:
Tuesday 1 November 2022 at 02:50:46 UTC
()
Proposer:
Authorizers:
Gas used:
50