Flow price: --
c7c7b2f16f22ebcd5262014e9ac95b44a866e1c0974f02f3d385e45b77659ae7

Transaction

Hash: c7c7b2f16f22ebcd5262014e9ac95b44a866e1c0974f02f3d385e45b77659ae7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7c7b2f16f22ebcd5262014e9ac95b44a866e1c0974f02f3d385e45b77659ae7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c7c7b2f16f22ebcd5262014e9ac95b44a866e1c0974f02f3d385e45b77659ae7
Status:
ERROR
Block height:
39913187
Block id:
aa4f2540634290119a84aacbb502eadaa118478545b4a7f082af0ada7ee0cc19
Timestamp:
Saturday 29 October 2022 at 07:02:45 UTC
()
Proposer:
Authorizers:
Gas used:
47