TimefoldAI / timefold-solver

The open source Solver AI for Java, Python and Kotlin to optimize scheduling and routing. Solve the vehicle routing problem, employee rostering, task assignment, maintenance scheduling and other planning problems.

https://timefold.ai

TimefoldAI/timefold-solver Issues

Bug: When a solution with list variable has an empty value range, `ProblemSizeStatistics.approximateProblemSizeLog` is `NaN`
Closed a month ago
Custom mergeFunction for ConstraintCollectors.toMap is not used
Closed a month ago4
No qualifying bean of type 'ai.timefold.solver.core.api.solver.SolverFactory<?>' available
Closed 2 months ago4
Feat: Solver job notification for "solver started"
Updated a month ago
Feat: Unimproved score calculation count termination
Updated a month ago8
Phase events, init events and init progress events
Closed 3 months ago2
If the JVM version is too low, show a simple, clean error message
Updated 2 months ago1
ArrivalTimeUpdatingVariableListener is not working and not updating arrival time
Updated 2 months ago1
Feat: Simplified variable listeners for updating tail chains
Closed 2 months ago
ConstraintCollectors.toConnectedRanges: "this.splitPoint" is null
Updated 2 months ago1
Not getting optimised result from route optimiser
Closed 2 months ago2
getting started docs overview: python
Updated 2 months ago1
Feat: ConstraintConfiguration and ConstraintWeight as reusable components (Map)
Closed 2 months ago
feat: SolutionManager TODO's
Updated 2 months ago
Error message for error in constraint provider must mention the line
Updated 2 months ago1
feat: Support getters/setters for annotations
Updated 2 months ago
Better error message: KeyError: "'__name__' not in globals"
Updated 2 months ago1
feat: Planning Entity difficulty
Updated 2 months ago
feat: Filtered Selection
Updated 2 months ago
feat: Planning Value strength
Updated 2 months ago
Feat: Download the JVM for the user
Updated 2 months ago
Feat: produce stack trace from python code called from JVM
Updated 2 months ago11
Vehicle Routing get started docs: Python tabs
Updated 2 months ago1
ConstraintCollectors.toConsecutiveSequences not updated after shadow variable update
Updated 2 months ago5
Feat: Deprecate constraint package
Closed 2 months ago
Chained model with additional planning variable is no longer working
Closed 2 months ago6
`compareToGiven(Facts...).penalizesMore(String?)` in constraint verifier
Updated 2 months ago
List variable model fails to recompute first list element in SolutionManager.explain()
Closed 2 months ago7
ScoreAnalysis should not fail fast if the solver is unintialized
Closed 2 months ago1
ConstraintAnalysis: add matchCount() or matchesSize()
Closed 2 months ago6
ScoreAnalysis.summary() for debugging purposes
Closed 2 months ago1
Blueprint Benchmark fails if configurations are not supported
Closed 2 months ago1
Enable 2-opt (tailChainswap) for PlanningListVariable and chained vars automatically
Closed 3 months ago1
Docs benchmarking: "5.2. Best score over time statistic" shows the wrong image
Closed 3 months ago
Solver doesn't fail fast if local search finds an uninitialized solution
Closed 3 months ago
Quarkus + Spring Boot: add nearbyDistanceMeterClass in application properties
Closed 3 months ago1
Feat: Guided Local Search
Updated 3 months ago3
Disabling Nearby auto-configuration for Construction Heuristics
Closed 3 months ago
Readme mentions examples that do not exist
Closed 3 months ago4
Failed to upgrade to timefold from optaplanner
Closed 3 months ago2
TRACE logging should log which classes/fields are planning cloned for debugging purposes
Updated 3 months ago1
It fails to create list planning variable entity descriptor with `java.lang.ClassCastException: class sun.reflect.generics.reflectiveObjects.WildcardTypeImpl cannot be cast to class java.lang.Class`
Closed 4 months ago4
Dynamic nearby
Updated 4 months ago
Node sharing error: could not locate bytecode after alternative build
Closed 4 months ago3
Exception thrown when concatenating constraint streams filtered by planning variables
Closed 4 months ago3
Exception thrown when using enum switch with automatic node sharing
Closed 4 months ago2
Feat: Construction Heuristic should allow configuring move selectors for list variables
Updated 4 months ago
Promote `NearbyDistanceMeter` to public API
Updated 4 months ago
CH finishes with negative uninit score when uninitialized entities are pinned when `allowsUnassigned=false`
Closed 4 months ago
Feat: Allows specifying a weight function for individual ranges for the Connected Ranges collector
Updated 5 months ago