Flow price: --
b2e71f526ab8e78f52d573862ceb33bffab31b0f6768283427e502d90f994b6b

Transaction

Hash: b2e71f526ab8e78f52d573862ceb33bffab31b0f6768283427e502d90f994b6b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b2e71f526ab8e78f52d573862ceb33bffab31b0f6768283427e502d90f994b6b: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:
b2e71f526ab8e78f52d573862ceb33bffab31b0f6768283427e502d90f994b6b
Status:
ERROR
Block height:
39827850
Block id:
8db356e3a6144a9b5d3111dc837440f8d8d96349742b3c7f37f797d357edec47
Timestamp:
Thursday 27 October 2022 at 20:51:17 UTC
()
Proposer:
Authorizers:
Gas used:
48