diff --git a/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignLeaderExpression.java b/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignLeaderExpression.java
index 7c1950f8ce..e9180c8695 100644
--- a/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignLeaderExpression.java
+++ b/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignLeaderExpression.java
@@ -24,6 +24,7 @@ import static java.util.Collections.emptySet;
  * @author 芋道源码
  */
 @Component
+@Deprecated // 仅仅是表达式的示例，建议使用 BpmTaskCandidateStartUserDeptLeaderStrategy 替代
 public class BpmTaskAssignLeaderExpression {
 
     @Resource
diff --git a/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignStartUserExpression.java b/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignStartUserExpression.java
index ac243c0f43..f22dc508cb 100644
--- a/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignStartUserExpression.java
+++ b/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignStartUserExpression.java
@@ -16,6 +16,7 @@ import java.util.Set;
  * @author 芋道源码
  */
 @Component
+@Deprecated // 仅仅是表达式的示例，建议使用 BpmTaskCandidateStartUserStrategy 替代
 public class BpmTaskAssignStartUserExpression {
 
     @Resource
diff --git a/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java b/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java
index 64ca9e8538..86c137a4b7 100644
--- a/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java
+++ b/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java
@@ -8,6 +8,7 @@ import com.google.common.collect.Sets;
 import lombok.extern.slf4j.Slf4j;
 import org.flowable.bpmn.model.BpmnModel;
 import org.flowable.common.engine.api.FlowableException;
+import org.flowable.common.engine.impl.javax.el.PropertyNotFoundException;
 import org.flowable.engine.delegate.DelegateExecution;
 import org.springframework.stereotype.Component;
 
@@ -48,10 +49,12 @@ public class BpmTaskCandidateExpressionStrategy implements BpmTaskCandidateStrat
             Object result = FlowableUtils.getExpressionValue(variables, param);
             return CollectionUtils.toLinkedHashSet(Long.class, result);
         } catch (FlowableException ex) {
-            // 预测未运行的节点时候，表达式如果包含 execution 或者不存在的流程变量会抛异常，
-            log.warn("[calculateUsersByActivity][表达式({}) 变量({}) 解析报错", param, variables, ex);
-            // 不能预测候选人，返回空列表, 避免流程无法进行
-            return Sets.newHashSet();
+            // 预测未运行的节点时候，表达式如果包含 execution 或者不存在的流程变量会抛异常，此时忽略该异常！相当于说，不做流程预测！！！
+            if (ex.getCause() != null && ex.getCause() instanceof PropertyNotFoundException) {
+                return Sets.newHashSet();
+            }
+            log.error("[calculateUsersByActivity][表达式({}) 变量({}) 解析报错", param, variables, ex);
+            throw ex;
         }
     }