---
title: "Create Queue"
slug: "create-queue"
updated: 2025-08-20T14:52:19Z
published: 2025-08-20T14:52:19Z
canonical: "documentation.decisions.com/create-queue"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://documentation.decisions.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Create Queue

| Step Details |
| --- |
| **Introduced in Version** | 3.0.0 |
| **Last Modified in Version** | 7.15.0 |
| **Location** | Integration > MSMQ |

The **Create Queue** step is used to create a new queue.

### Prerequisites

- This step requires the [MSMQ](https://documentation.decisions.com/docs/msmq) module to be [installed](https://documentation.decisions.com/docs/installing-modules-decisions) before it will be available in the toolbox.
- A [dependency](https://documentation.decisions.com/docs/project-dependencies) must be created after installing the module in order for the the steps to be properly used.

---

## Properties

#### Inputs

| Property | Description | Data Type |
| --- | --- | --- |
| Path Queue | Intended path of the new queue to create. | String |

![](https://cdn.document360.io/6ef8bcc1-6489-4486-9ad1-83acff7e5df0/Images/Documentation/2025-08-20_09h14_08.png)

---

## Common Errors

### Cannot Create a Queue with The Path

If the path assigned in inputs is not a valid input, the step will cause an error. To correct this, change the input value for Path Queue to be valid.

#### Exception Message:

```csharp
DecisionsFramework.Design.Flow.ErrorRunningFlowStep: Error running step Create Queue 1[CreateQueue] in flow [Step Library Flow]: Exception invoking method CreateQueue on class MSMQSteps
 ---> DecisionsFramework.LoggedException: Exception invoking method CreateQueue on class MSMQSteps
 ---> System.ArgumentException: Cannot create a queue with the path {0}. at Experimental.System.Messaging.MessageQueue.Create(String path, Boolean transactional)
 at Experimental.System.Messaging.MessageQueue.Create(String path)
 at Decisions.Messaging.MSMQ.MSMQSteps.CreateQueue(String pathQueue)
 at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor)
 at System.Reflection.MethodBaseInvoker.InvokeDirectByRefWithFewArgs(Object obj, Span`1 copyOfArgs, BindingFlags invokeAttr)
   --- End of inner exception stack trace --- at DecisionsFramework.Design.Flow.StepImplementations.InvokeMethodStep.Run(StepStartData data)
 at DecisionsFramework.Design.Flow.FlowStep.RunStepInternal(String flowTrackingID, String stepTrackingID, KeyValuePairDataStructure[] stepRunDataValues, AbstractFlowTrackingData trackingData)
 at DecisionsFramework.Design.Flow.FlowStep.Start(String flowTrackingID, String stepTrackingID, FlowStateData data, AbstractFlowTrackingData trackingData, RunningStepData currentStepData)
   --- End of inner exception stack trace ---
```

---

Related Information

Related Articles:

[MSMQ Module](https://documentation.decisions.com/docs/msmq)

[About Messaging](https://documentation.decisions.com/docs/about-messaging)