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Mar 28 2026 APP 2.0.0-beta40 will be released in 7 days.

It did take a long time to have the work finished on this and it  will have a major performance boost of 30-50% over 2.0.0-beta39 from calibration to integration. We extensively optimized many critical parts of APP. All has been tested to guarantee correct optimizations. Drizzle and image resampling is much faster for instance, those modules have been completely rewritten. Much less memory usage. LNC 2.0 will be released which works much better and faster than LNC in it's current state. And more, all will be added to the release notes in the coming weeks...

Update on the 2.0.0 release & the full manual

We are getting close to the 2.0.0 stable release and the full manual. The manual will soon become available on the website and also in PDF format. Both versions will be identical and once released, will start to follow the APP release cycle and thus will stay up-to-date to the latest APP version.

Once 2.0.0 is released, the price for APP will increase. Owner's license holders will not need to pay an upgrade fee to use 2.0.0, neither do Renter's license holders.

 

Is there a method of pausing APP mid-flow...

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(@susan-parker)
White Dwarf
Joined: 6 years ago
Posts: 9
Topic starter  

Is there a method of pausing APP mid-flow without cancelling the current operation?

I am running a big stack of 9849 frames, it will take a few days, and I will need to put the machine to sleep overnight. 

Thanks.



   
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(@Anonymous 174)
Joined: 9 years ago
Posts: 5702
 

There is not, but I would advise to not do almost 10000 frames in 1 go. It's better to split those kind of volumes up into several integrations as I'm afraid your memory will be very limiting in this case.



   
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(@susan-parker)
White Dwarf
Joined: 6 years ago
Posts: 9
Topic starter  

@vincent-mod

Hi Vincent,

I will try... My computer has 64GB of system memory with 224GB of NVMe as memory page space and another NVMe(x4) with 1.74TB for workspace; with an AMD Ryzen 9 3900X 12-Core processor.  It's a newly rebuilt computer (I kept the same case so it's not a new computer) specifically to cope with APP, as my 2nd Gen i7 was very slow.

I have noted that because I am doing a long scan there is an issue with the normal method of having reference frames, so I have to stack in Mosaic mode otherwise I am limited to about 400 to 500 frames before the registration process starts to go squiffy.

Thanks.

Best,
Susan.



   
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(@susan-parker)
White Dwarf
Joined: 6 years ago
Posts: 9
Topic starter  

Next problem:

===================== 6) INTEGRATE ========================

It seems that there is not enough free space on this harddisk partition for APP to perform it's task.

Please choose what to do now:

1) I will try to clear space on my harddrive now before trying to continue.

2) Let APP try to test the actual available space.

3) just ignore this warning and try to continue...

4) cancel this Integration task.
Solutions could be to choose
- another Work Directory on another harddisk or
- reduce the integration scale factor
before starting a new integration task.

free space left in GBs: 1787.2
harddisk space required for this task in GBs: 3928.6

========================================

Oops!

Trying with a Scale of 0.5...



   
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(@kijja)
Black Hole
Joined: 8 years ago
Posts: 149
 

Changing work directory works well for me  Never try scale reduction 

Kijja



   
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(@susan-parker)
White Dwarf
Joined: 6 years ago
Posts: 9
Topic starter  

Hi Kijja, thanks but I do not have a 4TB drive 🙁

..................

Next Issue - APP can create an image which it can then NOT read!!!

My guess, "combine RGB" uses a signed 16 bit integer for it's array size. Or there is a maximum array dimension?

=================== Combine RGB ======================

Encountered error in module:
LokationAndScaleEstimateWorker

Error message:
java.lang.NegativeArraySizeException

Cause:
null
h.a(Unknown Source)
s.a(Unknown Source)
s.doInBackground(Unknown Source)
javax.swing.SwingWorker$1.call(SwingWorker.java:295)

======================== END ===========================

Exposurer: 394 seconds/frames
Size: 59983 x 7437



   
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(@kijja)
Black Hole
Joined: 8 years ago
Posts: 149
 

Hi

Oh! That is an extremely big project The only thing I can think of is deselecting  3/4 normalized frames to integrate 1/4 each time. Once you have all 4 integrated files saved, go back to tab 1 and clear all files. Then load the 4 integrated files as lights and start integration. Hope this would work for your project.

kijja



   
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(@susan-parker)
White Dwarf
Joined: 6 years ago
Posts: 9
Topic starter  

Okay, restacked BUT still won't open with a 0.2x size of 23993 x 2975...



   
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(@Anonymous 174)
Joined: 9 years ago
Posts: 5702
 

Mmm, this could be pushing the limits indeed. So the making of the 4 seperate integrations did work?



   
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