Flow price: --
0d655cde28f756275c2dceb916c96a3f0269c9cbca17e93fee1149d6fb8e8508

Transaction

Hash: 0d655cde28f756275c2dceb916c96a3f0269c9cbca17e93fee1149d6fb8e8508
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0d655cde28f756275c2dceb916c96a3f0269c9cbca17e93fee1149d6fb8e8508:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0d655cde28f756275c2dceb916c96a3f0269c9cbca17e93fee1149d6fb8e8508
Status:
ERROR
Block height:
39747415
Block id:
19436ed0356c79a6c9f1bf1a1ec0d76072fe15f8b6ea5c6a1cc7ee80fac2f598
Timestamp:
Wednesday 26 October 2022 at 12:25:06 UTC
()
Proposer:
Authorizers:
Gas used:
47