Flow price: --
c93d51fdc1ac64a14efeb5038e2b1305956949612faf0e3e90a8e5982ed9727c

Transaction

Hash: c93d51fdc1ac64a14efeb5038e2b1305956949612faf0e3e90a8e5982ed9727c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c93d51fdc1ac64a14efeb5038e2b1305956949612faf0e3e90a8e5982ed9727c: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:
c93d51fdc1ac64a14efeb5038e2b1305956949612faf0e3e90a8e5982ed9727c
Status:
ERROR
Block height:
40103741
Block id:
cc1e8eca2066b4d72e6f16ee9c854e661eec09979f7e4064b61cacb660072e1d
Timestamp:
Tuesday 1 November 2022 at 11:25:59 UTC
()
Proposer:
Authorizers:
Gas used:
52