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Improve error message when calling union of function types

enhancementNew feature or requestNew feature or request

Status: Open.

#2352 In luau-lang/luau;

· PhoenixWhitefire opened on Apr 18, 2026

Type solver not narrowing refinement

bugSomething isn't workingSomething isn't working

Status: Open.

#2351 In luau-lang/luau;

· hank-hail opened on Apr 18, 2026

pcall() incorrectly creating a type error for the 2nd result's type.

bugSomething isn't workingSomething isn't working

Status: Open.

#2349 In luau-lang/luau;

· EternalAbby opened on Apr 17, 2026

Calling table via __call produces incorrect "expected 'string', got 'string'" error

bugSomething isn't workingSomething isn't working

Status: Open.

#2347 In luau-lang/luau;

· verycoolfinch opened on Apr 17, 2026

string.gsub replacement function has a type error when using multiple capture groups

bugSomething isn't workingSomething isn't working

Status: Open.

#2343 In luau-lang/luau;

· NinjaMandalorian opened on Apr 15, 2026

ICE: ConstraintSolver::unblock encountered a self-bound type!

bugSomething isn't workingSomething isn't working

Status: Open.

#2342 In luau-lang/luau;

· alexmccord opened on Apr 13, 2026

[New Solver] Generic discriminated union instantiated with any rejects all subtypes

bugSomething isn't workingSomething isn't working

Status: Open.

#2341 In luau-lang/luau;

· 1Axen opened on Apr 11, 2026

VM does not compile with LUAU_EXTERN_C in 0.716

bugSomething isn't workingSomething isn't working

Status: Open.

#2340 In luau-lang/luau;

· b5e596 opened on Apr 11, 2026

Fails to build with Cmake?

bugSomething isn't workingSomething isn't working

Status: Open.

#2335 In luau-lang/luau;

· chillguyjxsh opened on Apr 6, 2026

Compiled Luau binary fails to run a file under specific conditions.

bugSomething isn't workingSomething isn't working

Status: Open.

#2329 In luau-lang/luau;

· EternalAbby opened on Apr 5, 2026

[Compiler] doubly aliased types emit different bytecode/IR type than a single alias

enhancementNew feature or requestNew feature or request

Status: Open.

#2328 In luau-lang/luau;

· nnullcolumn opened on Apr 4, 2026

[New Solver] Optional fields in table types causing mismatch errors.

bugSomething isn't workingSomething isn't working

Status: Open.

#2327 In luau-lang/luau;

· TenebrisNoctua opened on Apr 4, 2026