# Installation error (pulsar-client)

**URL:** <https://community.crewai.com/t/installation-error-pulsar-client/1427>\
**Category:** CrewAI Community Support\
**Created:** [November 14, 2024, 3:14pm UTC](https://community.crewai.com/t/installation-error-pulsar-client/1427 "2024-11-14T15:14:23Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Umberto\_Arreghini](https://sea1.discourse-cdn.com/flex025/user_avatar/community.crewai.com/umberto_arreghini/32/1028_2.png) [@Umberto\_Arreghini](https://community.crewai.com/u/Umberto_Arreghini)\
**Post date:** [November 14, 2024, 3:14pm UTC](https://community.crewai.com/t/installation-error-pulsar-client/1427/1 "2024-11-14T15:14:23Z")

</div>

A fresh installation of CrewAI on Python 3.11.1 gave the following error:

```bash
ERROR: Ignored the following versions that require a different python version: 0.6.2 Requires-Python >=2.7.0.0,<2.8.0.0,>=3.4.0.0,<4.0.0.0; 0.6.3 Requires-Python >=2.7.0.0,<2.8.0.0,>=3.4.0.0,<4.0.0.0; 1.21.2 Requires-Python >=3.7,<3.11; 1.21.3 Requires-Python >=3.7,<3.11; 1.21.4 Requires-Python >=3.7,<3.11; 1.21.5 Requires-Python >=3.7,<3.11; 1.21.6 Requires-Python >=3.7,<3.11; 4.0.0 Requires-Python >=3.7,<3.11
ERROR: Could not find a version that satisfies the requirement pulsar-client>=3.1.0 (from chromadb) (from versions: none)
ERROR: No matching distribution found for pulsar-client>=3.1.0

```

Is it important ?

---

<div class="post-metadata">

**Author:** ![tonykipkemboi](https://sea1.discourse-cdn.com/flex025/user_avatar/community.crewai.com/tonykipkemboi/32/4070_2.png) [@tonykipkemboi](https://community.crewai.com/u/tonykipkemboi)\
**Post date:** [November 14, 2024, 3:43pm UTC](https://community.crewai.com/t/installation-error-pulsar-client/1427/2 "2024-11-14T15:43:10Z")

</div>

This particular dependency, required by `chromadb` (a CrewAI dependency), doesn’t seem to have a compatible distribution for your Python environment or operating system.

Try to install `pulsar-client` directly to see if any specific version works on your system:

```bash
pip install pulsar-client

```