If BioStar 2 page  is suddenly showing the error below , it may be caused by the following reasons.


Error: This site can't be reached.  Refused to connect



- Affected Products & Versions

All version of BioStar 2


- Summary 

I can't login BioStar2 even though BioStar2 Server is running.

I can't access BioStar2 even though BioStar2 Server is running.



- Cause

Corrupted setting.conf issue

There is a file named setting.conf among the files to be used when the Biostar 2 server starts up.

If the data in the file is corrupted, you can not connect BioStar 2.


- Analyse method


1) Your setting.conf file is found in C:\Program Files\BioStar 2(x64)




2) Confirm if  "service" part is missing in the setting.conf.




- Solution 

Fixing the BioStar 2 Configuration File

* Make a backup copy of the setting.conf file in another location before you proceed in case you make wrong edits to the file.  

* Below configuration file requires that you have the database on the same PC as the server (remote_db:false)  



Option 1)

1-1) Copy the corrupted setting.conf to your temporary folder


1-2) Run a notepad as administrator


1-3) Open the corrupted setting.conf and compare the missing part


1-4) Update the missing part with referring the attached file

-Update the ssl_addr IP address as your server IP address


1-5) Save the file and replace the setting.conf in C:\Program Files\BioStar 2(x64)



Option 2)

If you are using HTTPS without any additional chage of BioStar setting, you can follow the below procedure.


2-1) Download the attached setting.conf file in accordance with the version of BioStar2


2-2) Open it to notepad


2-3) Update the ssl_addr IP address as your server IP address

2-4) Save the file and replace the setting.conf in C:\Program Files\BioStar 2(x64)