Flow price: --
200b0a3c0a4c016d8278ea4f8e8b45f22c3f81f51c4158a0500ed632e70fcab6

Transaction

Hash: 200b0a3c0a4c016d8278ea4f8e8b45f22c3f81f51c4158a0500ed632e70fcab6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 200b0a3c0a4c016d8278ea4f8e8b45f22c3f81f51c4158a0500ed632e70fcab6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
200b0a3c0a4c016d8278ea4f8e8b45f22c3f81f51c4158a0500ed632e70fcab6
Status:
ERROR
Block height:
39985657
Block id:
6b87752809200aa7741a6da5917e3bd8d71a0a8c92aca4bc6ebae4b3382301bf
Timestamp:
Sunday 30 October 2022 at 12:01:38 UTC
()
Proposer:
Authorizers:
Gas used:
50