From d7277b8798d289765bb324b08d24d5e44fc005ab Mon Sep 17 00:00:00 2001
From: Andrew Yuan <Andrew.Yuan@temporal.io>
Date: Tue, 18 Nov 2025 13:28:23 -0500
Subject: [PATCH 1/2] Remove check to decrease breaks

---
 crates/common/src/worker.rs | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/crates/common/src/worker.rs b/crates/common/src/worker.rs
index df81f6a2a..955598fc1 100644
--- a/crates/common/src/worker.rs
+++ b/crates/common/src/worker.rs
@@ -311,17 +311,6 @@ impl WorkerConfigBuilder {
             return Err("`max_outstanding_nexus_tasks` must be > 0".to_owned());
         }
 
-        // Validate workflow cache is consistent with task_types
-        if !task_types.enable_workflows
-            && let Some(cache) = self.max_cached_workflows.as_ref()
-            && *cache > 0
-        {
-            return Err(
-                    "Cannot have `max_cached_workflows` > 0 when workflows are not enabled in `task_types`"
-                        .to_owned(),
-                );
-        }
-
         if let Some(cache) = self.max_cached_workflows.as_ref()
             && *cache > 0
         {

From c882a37e877d2751585085620244807c644c28cd Mon Sep 17 00:00:00 2001
From: Andrew Yuan <Andrew.Yuan@temporal.io>
Date: Tue, 18 Nov 2025 13:39:06 -0500
Subject: [PATCH 2/2] remove test for this check

---
 crates/common/tests/worker_task_types_test.rs | 21 -------------------
 1 file changed, 21 deletions(-)

diff --git a/crates/common/tests/worker_task_types_test.rs b/crates/common/tests/worker_task_types_test.rs
index 8495a52f0..fdfddd26d 100644
--- a/crates/common/tests/worker_task_types_test.rs
+++ b/crates/common/tests/worker_task_types_test.rs
@@ -49,27 +49,6 @@ fn test_empty_task_types_fails_validation() {
     );
 }
 
-#[test]
-fn test_workflow_cache_without_workflows_fails() {
-    let result = WorkerConfigBuilder::default()
-        .namespace("default")
-        .task_queue("test-queue")
-        .versioning_strategy(default_versioning_strategy())
-        .task_types(WorkerTaskTypes::activity_only())
-        .max_cached_workflows(10usize)
-        .build();
-
-    assert!(
-        result.is_err(),
-        "Workflow cache > 0 without workflows should fail"
-    );
-    let err = result.err().unwrap().to_string();
-    assert!(
-        err.contains("max_cached_workflows"),
-        "Error should mention max_cached_workflows: {err}",
-    );
-}
-
 #[test]
 fn test_all_combinations() {
     let combinations = [