# Intermittent ArrayIndexOutOfBoundsException reading thermopile over serial

**URL:** <https://discourse.processing.org/t/intermittent-arrayindexoutofboundsexception-reading-thermopile-over-serial/32361>\
**Category:** Electronics (Arduino, etc.)\
**Created:** [September 22, 2021, 2:55am UTC](https://discourse.processing.org/t/intermittent-arrayindexoutofboundsexception-reading-thermopile-over-serial/32361 "2021-09-22T02:55:03Z")\
**Posts on this page:** 1\
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**Author:** ![jafal](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/jafal/32/19112_2.png) [@jafal](https://discourse.processing.org/u/jafal)\
**Post date:** [September 22, 2021, 6:03am UTC](https://discourse.processing.org/t/intermittent-arrayindexoutofboundsexception-reading-thermopile-over-serial/32361/3 "2021-09-22T06:03:02Z")

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Hi

Maybe this helps

> [@HeatCam examples .... Please help!](https://discourse.processing.org/t/heatcam-examples-please-help/29390):
>
> Hi! I’m the real beginner in this field frowning I tried to follow various examples with my Sparkfun parts. And I’m trying to do the example with processing Heatcam. ( Example 4 - Processing Heat Cam) I do everything what they said (also checked the COM number) but it kept popping the the message of (NullPointerException). /\* Visualizing the Panasonic Grid-EYE Sensor Data using Processing By: Nick Poole SparkFun Electronics Date: January 12th, 2018 MIT License: Permission is …

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