Tips & Tricks

Here you will find articles on how to solve specific issues related to ESI's software solutions. Missing ESI products will be added progressively. Each article has a short abstract which is accessible to everyone. As logged users you can see the full article with all attached screenshots, and you can post comments related to each article

Path49 : Check boxes in Path49 does not work, why?

Path49 : Check boxes in Path49 does not work, why?
Check boxes in Path49 does not work, why?, This is due to the fact that the dialog code is old. read more
Vibro-Acoustics
13
0

Why does appending modes at import fail?

Why does appending modes at import fail?
Why does appending modes at import fail?, One reason may be that you are trying to do spatial append. read more
Vibro-Acoustics
21
0

How is the angle alpha used in a hybrid line junction?

How is the angle alpha used in a hybrid line junction?
How is the angle alpha used in a hybrid line junction? It’s not. The angle is not taken into account, and it’s an existing enhancement (Enhancement #451) to clarify this. read more
Vibro-Acoustics
21
0

Note on memory issue for VA One on SUSE

Note on memory issue for VA One on SUSE
(SLED= SUSE Linux Enterprise Desktop) We have been tracking an issue with SLED 11 SP 2 No handler for exception: ObjectStore internal error Fatal error Cannot allocate memory(errno = 12) mmap failed: reservation addr (nil), len 0x746a520000, prot 0, fd 4, share 1... read more
Vibro-Acoustics
6
0

Whats does ObjectStore internal error - No locks available - mean?

Whats does ObjectStore internal error - No locks available - mean?
I'm getting this error when solving on Linus, what can be the cause: ObjectStore internal error <maint-0018-0021>misc osfs error <maint-0017-0014>misc osio error Fcntl (F_SETLK, F_RDLCK) /appl/vaone2013/CInterface_schema.adb: No locks available... read more
Vibro-Acoustics
3
0

Why can not different users on a pc use the GRID module in VA One 2013?

Why can not  different users on a pc use the GRID module in VA One 2013?
Different users are using the VA One on a PC, each user logs in using their own ID. However, only the user can use grid BEM who installed Python Developer Kits. Why is that and what can be done? read more
Vibro-Acoustics
13
0

Radiation efficiency for a trimmed panel

Radiation efficiency for a trimmed panel
How does VA One calculate radiation efficiency for a trimmed panel?, The process is that we compute a radiation efficiency analytically of the bare panel, then compute ... read more
Vibro-Acoustics
48
1

Getting the DLF for a foam

Getting the DLF for a foam
How do I get the DLF for a foam? The loss factor is defined as... read more
Vibro-Acoustics
29
0

DLF>1 when damping computed "from NCT"

DLF&gt;1  when damping computed &quot;from NCT&quot;
This can be due to a bad conditioning of the transfer matrix used by foam module to calculate the NCT impedance to submit to the panel. read more
Vibro-Acoustics
19
0

Getting Cosmic run error

 Getting Cosmic run error
I get a Cosmic run error - what may be the cause? First look at the log file, to see if there is any errors or warnings. read more
Vibro-Acoustics
20
0

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