Flow price: --
16e327e99e3f438af165fa45835d722e52c8ebb8832aea325b828f65aff8a29c

Transaction

Hash: 16e327e99e3f438af165fa45835d722e52c8ebb8832aea325b828f65aff8a29c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 16e327e99e3f438af165fa45835d722e52c8ebb8832aea325b828f65aff8a29c: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:
16e327e99e3f438af165fa45835d722e52c8ebb8832aea325b828f65aff8a29c
Status:
ERROR
Block height:
40139705
Block id:
7303635a47de6b58596dfee9de197766267d41cdf83bddb05c63ef082c9bc6e5
Timestamp:
Wednesday 2 November 2022 at 02:03:25 UTC
()
Proposer:
Authorizers:
Gas used:
51