Flow price: --
b36a54c423741ed62ceaa6f035b5628d32b95faa476436e8996c2273aea65153

Transaction

Hash: b36a54c423741ed62ceaa6f035b5628d32b95faa476436e8996c2273aea65153
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b36a54c423741ed62ceaa6f035b5628d32b95faa476436e8996c2273aea65153:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b36a54c423741ed62ceaa6f035b5628d32b95faa476436e8996c2273aea65153
Status:
ERROR
Block height:
39785860
Block id:
325a3f748d05005bcac79569b892ca4dd7d7a347f551a5e7671dd50a26a1c93f
Timestamp:
Thursday 27 October 2022 at 03:53:38 UTC
()
Proposer:
Authorizers:
Gas used:
47