Good day. We updated WinCC OA from 3.14 version to 3.15 and oracle schema from 8.15 version to 8.20. After which, we found performance problem of writing data into database and increasing the count of RDB buffer data files. We executed tracing of RDB oracle sessions and found this: trace.png Executi...

Thanks for the answer, we are using WinCC OA 3.15 patch 20.

Hi, we had the following problem: Within a few days time between dist-systems 14 and 15 was not synchronized, and system 14 repeated attempts to connect. One of the attempts failed with connection error "Operation would block (10035)" and system 15 lost all dist connections. Log from syste...

Hi all,

if in the stylesheet use the properties of color or font:

QTreeView [type = "trees"] :: item
{
border-bottom: 1px solid;
}

then functions, like tree.setBackColor, don't work.


Any ideas? This is a bug or feature?

<t>Hi all,<br/> <br/> We use the mapping OPC UA status codes to WinCC OA user bits. <br/> If the server has a bad quality signal, WinCC OA does not set a user bit. <br/> Using -dbg 27 we found out that the OPC UA server sends a bad quality signal with null value.<br/> Using the WinCC OA OPC UA serve...

Usually, if there are problems with oracle archives, in the arc_log table you can find information about the problem or in the alert.log file.

Hello,

does WinCC OA (3.14, 3.15) support Oracle Server 12.2?

<t>Hi Everyone,<br/> <br/> I tried to test the authentication via kerberos for our solution, but I can't start the project, in the logviewer the following messages:<br/> <br/> WCCILdata (0), 2018.03.11 23:25:24.365, PARAM,SEVERE, 9/auth, root privilege denied for manager (SYS: 1 Event -num 0 CONN: 1...