Flow price: --
9bb3b6ba8eb90481d2881173b284a40e75ace7b527e37256710c92a771679eda

Transaction

Hash: 9bb3b6ba8eb90481d2881173b284a40e75ace7b527e37256710c92a771679eda
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9bb3b6ba8eb90481d2881173b284a40e75ace7b527e37256710c92a771679eda: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:
9bb3b6ba8eb90481d2881173b284a40e75ace7b527e37256710c92a771679eda
Status:
ERROR
Block height:
39742868
Block id:
9d58ea8f7bf24a6de2ba7016148ec9a0f52a8bb4175fadc8a752e5ee90655bb1
Timestamp:
Wednesday 26 October 2022 at 10:34:15 UTC
()
Proposer:
Authorizers:
Gas used:
46