# Fatal error - memory issue but there is enough memory

**URL:** <https://discourse.nodered.org/t/fatal-error-memory-issue-but-there-is-enough-memory/11446>\
**Category:** General\
**Created:** [23 May 2019 07:07 UTC](https://discourse.nodered.org/t/fatal-error-memory-issue-but-there-is-enough-memory/11446 "2019-05-23T07:07:14Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Steve-Mcl](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/steve-mcl/32/4826_2.png) [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Post date:** [23 May 2019 08:09 UTC](https://discourse.nodered.org/t/fatal-error-memory-issue-but-there-is-enough-memory/11446/2 "2019-05-23T08:09:32Z")

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So your are still having memory problems like your "solved" post...

> [@Fatal error: commiting semi space failed. Node-red stops](https://discourse.nodered.org/t/fatal-error-commiting-semi-space-failed-node-red-stops/11272):
>
> I have an ESP8266 that sends data from the DHT22 sensor to node-red via MQTT. I have also installed the buienradar node. Node-red stopped last 2 nights. In the log I first see these lines 6x in a time of 10 minutes: 18 May 01:19:34 - [error] [influxdb out: af18d328.370628] Error: No host available 18 May 01:20:17 - [info] [mqtt-broker: c156527e.9bbc] Disconnected from broker: mqtt: // localhost: 58073 18 May 01:20:24 - [info] [rain radar: 90709958.14d448] Failed: Error: socket hang up 18 Ma…

You may have temporarily masked the problem by changing poll rate to 5 seconds but an underlying issue exists.

As I said in the previous post, it looks like xpath module inside that node is being overwhelmed. Raise an issue with the author of that node.

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_[View the full topic](https://discourse.nodered.org/t/fatal-error-memory-issue-but-there-is-enough-memory/11446)._