# Modbus Mevices

**URL:** <https://forum.inductiveautomation.com/t/modbus-mevices/4555>\
**Category:** General Discussion\
**Created:** [May 31, 2012, 3:03pm UTC](https://forum.inductiveautomation.com/t/modbus-mevices/4555 "2012-05-31T15:03:53Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![gonzalorvelasco](https://avatars.discourse-cdn.com/v4/letter/g/aca169/32.png) [@gonzalorvelasco](https://forum.inductiveautomation.com/u/gonzalorvelasco)\
**Post date:** [May 31, 2012, 3:03pm UTC](https://forum.inductiveautomation.com/t/modbus-mevices/4555/1 "2012-05-31T15:03:53Z")

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I have a project that currently contains 13 devices using Modbus V2 as a driver. Comunications are solid and good. Now I’m trying to add three more Devices, and can not connect to them, I replicated the settings from the ones that are working, but Ignition wont talk to the new devices.  
Im able to ping the devices from the computer. Need Help.

Thank you

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**Author:** ![Kevin.Herron](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/kevin.herron/32/7259_2.png) [@Kevin.Herron](https://forum.inductiveautomation.com/u/Kevin.Herron)\
**Post date:** [May 31, 2012, 3:22pm UTC](https://forum.inductiveautomation.com/t/modbus-mevices/4555/2 "2012-05-31T15:22:55Z")

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What version of Ignition are you using? Is there anything in the logs? Post the logs.bin.gz file here and we can take a look.

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**Author:** ![gonzalorvelasco](https://avatars.discourse-cdn.com/v4/letter/g/aca169/32.png) [@gonzalorvelasco](https://forum.inductiveautomation.com/u/gonzalorvelasco)\
**Post date:** [May 31, 2012, 4:17pm UTC](https://forum.inductiveautomation.com/t/modbus-mevices/4555/3 "2012-05-31T16:17:36Z")

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Im usign Ignition Version 7.2.7(b170)  
and the Modbus Driver V2  
Version 2.2.0-beta5(b97)  
Activation Mode Trial.

Where do I find the logs.bin.gz file?

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**Author:** ![Kevin.Herron](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/kevin.herron/32/7259_2.png) [@Kevin.Herron](https://forum.inductiveautomation.com/u/Kevin.Herron)\
**Post date:** [May 31, 2012, 4:24pm UTC](https://forum.inductiveautomation.com/t/modbus-mevices/4555/4 "2012-05-31T16:24:42Z")

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I’m not sure if 7.2 has this, but on the Console \> Logs tab there’s a link to export your logs file that gives you a logs.bin.gz. Otherwise you just need to get your wrapper.log file from the installation directory.

While you’re at it you should at least upgrade Ignition to 7.2.10, it might help the troubleshooting.

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**Author:** ![gonzalorvelasco](https://avatars.discourse-cdn.com/v4/letter/g/aca169/32.png) [@gonzalorvelasco](https://forum.inductiveautomation.com/u/gonzalorvelasco)\
**Post date:** [May 31, 2012, 4:51pm UTC](https://forum.inductiveautomation.com/t/modbus-mevices/4555/5 "2012-05-31T16:51:32Z")

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I tried the export feature and got an exeption report HTTP Status 500.  
Then I got the Wrapper file.  
[wrapper.log](https://us1.discourse-cdn.com/inductiveautomation/original/2X/4/4760ef07320e89b3e578396cb057ac363737ac1f.log) (572 KB)

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<div class="post-metadata">

**Author:** ![Kevin.Herron](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/kevin.herron/32/7259_2.png) [@Kevin.Herron](https://forum.inductiveautomation.com/u/Kevin.Herron)\
**Post date:** [May 31, 2012, 4:55pm UTC](https://forum.inductiveautomation.com/t/modbus-mevices/4555/6 "2012-05-31T16:55:39Z")

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Your devices (COOK\_1, COOK\_2, SCALDERS) are refusing the connection. This is happening at a basic TCP level. There’s not much more I can tell you, nothing is wrong on the Ignition side.

Perhaps the devices have a limit on the number of incoming connections they can receive or are configured wrong; you’ll have to consult your documentation on those devices.

```auto
INFO | jvm 1 | 2012/05/31 09:49:01 | ERROR [COOK_2] [09:49:01,531]: [COOK_2] Connect Error.
INFO | jvm 1 | 2012/05/31 09:49:01 | java.net.ConnectException: Connection refused: connect
INFO | jvm 1 | 2012/05/31 09:49:01 | at java.net.PlainSocketImpl.socketConnect(Native Method)
INFO | jvm 1 | 2012/05/31 09:49:01 | at java.net.PlainSocketImpl.doConnect(Unknown Source)
INFO | jvm 1 | 2012/05/31 09:49:01 | at java.net.PlainSocketImpl.connectToAddress(Unknown Source)
INFO | jvm 1 | 2012/05/31 09:49:01 | at java.net.PlainSocketImpl.connect(Unknown Source)
INFO | jvm 1 | 2012/05/31 09:49:01 | at java.net.SocksSocketImpl.connect(Unknown Source)
```

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<div class="post-metadata">

**Author:** ![gonzalorvelasco](https://avatars.discourse-cdn.com/v4/letter/g/aca169/32.png) [@gonzalorvelasco](https://forum.inductiveautomation.com/u/gonzalorvelasco)\
**Post date:** [May 31, 2012, 5:05pm UTC](https://forum.inductiveautomation.com/t/modbus-mevices/4555/7 "2012-05-31T17:05:37Z")

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Thank you for your help, I will persue this line of troubleshooting.
