Flow price: --
41e20e7c393ea3a7fa77e5bbb2924cb69ec5e618cea0c3f7c297aa926855b799

Transaction

Hash: 41e20e7c393ea3a7fa77e5bbb2924cb69ec5e618cea0c3f7c297aa926855b799
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 41e20e7c393ea3a7fa77e5bbb2924cb69ec5e618cea0c3f7c297aa926855b799:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
41e20e7c393ea3a7fa77e5bbb2924cb69ec5e618cea0c3f7c297aa926855b799
Status:
ERROR
Block height:
39917922
Block id:
b62cd3b77d83d2a578766ddf29c4d4eb915b33673765bec9777d10678cf9f11a
Timestamp:
Saturday 29 October 2022 at 08:56:36 UTC
()
Proposer:
Authorizers:
Gas used:
46