Flow price: --
e3903d3c4870e34611b9cd759788353f2630e73b9ba5f65f430f3432d3cb60f5

Transaction

Hash: e3903d3c4870e34611b9cd759788353f2630e73b9ba5f65f430f3432d3cb60f5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e3903d3c4870e34611b9cd759788353f2630e73b9ba5f65f430f3432d3cb60f5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e3903d3c4870e34611b9cd759788353f2630e73b9ba5f65f430f3432d3cb60f5
Status:
ERROR
Block height:
39902204
Block id:
9327f812d2727ece53be0b190198330f9a202f3caeff7282ed4b8807e30748b7
Timestamp:
Saturday 29 October 2022 at 02:38:38 UTC
()
Proposer:
Authorizers:
Gas used:
47