Flow price: --
04f478b6f30de4886d1e459c7fb422a3ddc6e23bc207cf4105843b22662c414c

Transaction

Hash: 04f478b6f30de4886d1e459c7fb422a3ddc6e23bc207cf4105843b22662c414c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 04f478b6f30de4886d1e459c7fb422a3ddc6e23bc207cf4105843b22662c414c: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:
04f478b6f30de4886d1e459c7fb422a3ddc6e23bc207cf4105843b22662c414c
Status:
ERROR
Block height:
40099620
Block id:
9a1e2fb93e4a168b255cf2a3bf4c7852d19fb13d45204e2a1dac7cb60821f0d0
Timestamp:
Tuesday 1 November 2022 at 09:46:05 UTC
()
Proposer:
Authorizers:
Gas used:
49