Re: Java UnsatisfiedLinkError exception when connecting to Postgresql database

On 11/14/18 9:25 AM, dclark(at)cinci(dot)rr(dot)com wrote:
> Hello;
>
> I've written a Java program which uses Postgresql via JDBC. The program works fine on all RedHat systems I've tested except one, where it yields an UnsatisifiedLinkError. Here is the stack trace:
>
> sun.misc.VM.latestUserDefinedLoader0(Native
> Method)
> sun.misc.VM.latestUserDefinedLoader(VM.java:411)
> java.io.ObjectInputStream.latestUserDefinedLoader(ObjectInputStream.java:2351)
> java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:686)
> java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1866)
> java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1749)
> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2040)
> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1571)
> java.io.ObjectInputStream.readObject(ObjectInputStream.java:431)
> org.postgresql.ds.common.BaseDataSource.readBaseObject(BaseDataSource.java:1210)
> org.postgresql.ds.common.BaseDataSource.initializeFrom(BaseDataSource.java:1220)
> org.postgresql.ds.PGPoolingDataSource.initialize(PGPoolingDataSource.java:267)
> org.postgresql.ds.PGPoolingDataSource.getConnection(PGPoolingDataSource.java:324)
>
> Any ideas?

What is different about the system that throws the error?

For example:

OS version
JDBC version
Postgres version
Java version

>
> Thanks in advance.
>

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com