Flow price: --
4552c6bea3eb21b60c26214ec0eea83905c50986b7a85c6fd07dce9f47d09683

Transaction

Hash: 4552c6bea3eb21b60c26214ec0eea83905c50986b7a85c6fd07dce9f47d09683
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4552c6bea3eb21b60c26214ec0eea83905c50986b7a85c6fd07dce9f47d09683:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4552c6bea3eb21b60c26214ec0eea83905c50986b7a85c6fd07dce9f47d09683
Status:
ERROR
Block height:
39869047
Block id:
07a2d51d7e921a5c5a8b47c274b7838d38ba42eb167c5b04ea84d545711ed367
Timestamp:
Friday 28 October 2022 at 13:26:54 UTC
()
Proposer:
Authorizers:
Gas used:
48