---
title: "system.report.executeReport"
description: "Immediately executes an existing report and returns a byte[] of the output."
---

# system.report.executeReport

> Immediately executes an existing report and returns a byte[] of the output.

This function is used in **Python Scripting**.

## Description
## Client Permission Restrictions
This scripting function has no [Client Permission](projects\project-properties\project-properties.md#client---permissions) restrictions.

## Syntax
:::note
This function accepts [keyword arguments](scripting\python-scripting\user-defined-functions.md#keyword-arguments).
:::
`system.report.executeReport(path, project, [parameters], fileType)`

### Parameters

|Type|Parameter|Description|
|--|--|--|
|String| `path` | The path to the existing report.|
|String| `project` | The name of the project where the report is located. Optional in Client scope.|
|PyDictionary |`parameters`| A optional dictionary of parameter overrides, in the form name:value.|
|String| `fileType` | The file type the resulting byte array should represent. Defaults to "pdf". Not case-sensitive.|
### Returns
**byte[]** - A byte array of the resulting report.
### Throws
**IllegalArgumentException** - Thrown when any of the following occurs: If the file type is not recognized, path does not exist, project does not exist.
### Scope
All

## Values for the fileType Parameter
Acceptable values are:
- pdf
- html
- csv
- rtf
- jpeg
- png
- xml

## Code Examples
```python title="Code Snippet"
# Executes the report, overriding two parameters
overrides = {"myStringParam":"Hello world", "myIntParam":3}
bytesArray = system.report.executeReport(path="My Path", project="MyProject", parameters=overrides, fileType="pdf")
```