Flow price: --
b797632edb2151e25ddd234fc4722637b72a37e34e8c9e14144e5c199e6a7d69

Transaction

Hash: b797632edb2151e25ddd234fc4722637b72a37e34e8c9e14144e5c199e6a7d69
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b797632edb2151e25ddd234fc4722637b72a37e34e8c9e14144e5c199e6a7d69:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b797632edb2151e25ddd234fc4722637b72a37e34e8c9e14144e5c199e6a7d69
Status:
ERROR
Block height:
39886070
Block id:
c0a4c38bdd74b0c2268d7071dbee42099243772813a5db8ed3d408ad04b44263
Timestamp:
Friday 28 October 2022 at 20:14:28 UTC
()
Proposer:
Authorizers:
Gas used:
50