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  1. Gurobi Help Center
  2. Knowledge Base
  3. Common Error Messages

Common Error Messages

Resolving error messages

Errors when running grbgetkey

  • Error : "Problem generating unique host ID for this machine"?
  • grbgetkey: command not found
  • Communication failed
  • ERROR 202: Cannot get key code
  • ERROR 303: hostname not recognized as belonging to an academic domain
See all 6 articles

Errors when running Gurobi

  • ERROR 10009: License expired
  • ERROR 10009: Version number is xx, license is for version yy
  • "ERROR 10009: License has expired" for an Academic WLS license
  • Error code 10009: Token validation error (status 8)
  • Error while loading shared libraries: libcrypt.so.1
See all 9 articles

Errors when using APIs

  • Gurobi OptiMods error: "Given data exceeds Gurobi trial license limits"
  • KeyError: 'Missing constraint index'
  • NoClassDefFoundError
  • BadImageFormatException
  • RStudio: Gurobi library not found
See all 6 articles

Errors with Instant Cloud and Cluster Manager

  • No compatible runtime available for version X.X.X
  • Cluster Manager error: "Unauthorized access"
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