Linkage Mapper

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Welcome to the Linkage Mapper User Group.

This is the place to share and discuss your comments and ideas about Linkage Mapper.

If you are reporting an error please attached the log file from the tool and run that failed. Log files can be found in project_dir\run_history\log\

Please visit the project website for more information, and the development site on Github.

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John Gallo

May 15

New Beta Release Compatible with ArcPro 3.6!

Hello Linkage Mapper Community, Thanks to bhill00 we now have a beta release for a version that works

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New Beta Release Compatible with ArcPro 3.6!

Hello Linkage Mapper Community, Thanks to bhill00 we now have a beta release for a version that works

May 15

Marie-Amélie Bélanger, … John Gallo4

May 22

Error on feat.centroid line 572 in ArcGISPro 3.6, LM 3.2.0

Hi Marie-Amelie, It is saying there is a comma in your xy coordinates where it wants a period, so

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Error on feat.centroid line 572 in ArcGISPro 3.6, LM 3.2.0

Hi Marie-Amelie, It is saying there is a comma in your xy coordinates where it wants a period, so

May 22

Ellie Devenish, … John Gallo5

May 15

ModuleNotFoundError: No module named 'imp'

Hi Ellie, Eduardo, and anyone stumbling upon this thread, I have some good news for you! We now have

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ModuleNotFoundError: No module named 'imp'

Hi Ellie, Eduardo, and anyone stumbling upon this thread, I have some good news for you! We now have

May 15

John Gallo, Tony Price2

Feb 3

Spam-bots are now disabled, membership by approval now

Thanks John From: linkage...@googlegroups.com <linkage...@googlegroups.com> on behalf

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Spam-bots are now disabled, membership by approval now

Thanks John From: linkage...@googlegroups.com <linkage...@googlegroups.com> on behalf

Feb 3

Andrea S. Ossa Marín, John Gallo2

11/25/25

Error is being reported on line line 501

Hi Andrea, Sure, lets get this solved! I suspect there is an error in the resistance surface raster.

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Error is being reported on line line 501

Hi Andrea, Sure, lets get this solved! I suspect there is an error in the resistance surface raster.

11/25/25

Bishal Khanal, John Gallo2

11/22/25

Linakgemap error

Looks like a server and licensing issue in your environment that needs to be solved: “ Configuration

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Linakgemap error

Looks like a server and licensing issue in your environment that needs to be solved: “ Configuration

11/22/25

Bishal Khanal, John Gallo2

11/17/25

Go this error in Linkagemapper toolbox: arcgis 10.8

Hi Bishal, It is mentioned a few places, but to raise it to the top: try it again without any spaces

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Go this error in Linkagemapper toolbox: arcgis 10.8

Hi Bishal, It is mentioned a few places, but to raise it to the top: try it again without any spaces

11/17/25

Arvind Pandey, John Gallo6

11/3/25

Issue with Running LM Tool - Error with Several Functions- ArcGIS Pro 3.5.3

Hello Arvund, My memory is such that the Min_radius + N(Radius_Step) = Max_Radius Needs to be true

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Issue with Running LM Tool - Error with Several Functions- ArcGIS Pro 3.5.3

Hello Arvund, My memory is such that the Min_radius + N(Radius_Step) = Max_Radius Needs to be true

11/3/25

Liv M, John Gallo3

10/30/25

PINCHPOINT MAPPER FAILURE

That worked! Thank you very much for your assistance On Monday, 27 October 2025 at 20:46:43 UTC+2

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PINCHPOINT MAPPER FAILURE

That worked! Thank you very much for your assistance On Monday, 27 October 2025 at 20:46:43 UTC+2

10/30/25

Amy Weckle, John Gallo4

9/30/25

LM 3.1.0 compatibility with ArcGIS Pro 3.5.3?

That worked! Thank you! On Monday, September 29, 2025 at 4:35:04 PM UTC-5 John Gallo wrote: Hi Amy,

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LM 3.1.0 compatibility with ArcGIS Pro 3.5.3?

That worked! Thank you! On Monday, September 29, 2025 at 4:35:04 PM UTC-5 John Gallo wrote: Hi Amy,

9/30/25

li huang, John Gallo2

7/17/25

ValueError: could not broadcast input array from shape (0,) into shape (1,3)

Hello Li Huang, 12 million cells and 84 cores should be no problem with your system configuration.

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ValueError: could not broadcast input array from shape (0,) into shape (1,3)

Hello Li Huang, 12 million cells and 84 cores should be no problem with your system configuration.

7/17/25

Ramesh Kathariya

6/25/25

Option to Limit/Bound our analysis

Dear Community, Greetings from Nepal, I am emailing you to resolve my queries. Is there any option in

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Option to Limit/Bound our analysis

Dear Community, Greetings from Nepal, I am emailing you to resolve my queries. Is there any option in

6/25/25

Brody, … Zhang16

6/11/25

Barrier Mapper Errors on Line 241 and 583

HI Jie, I have tried all the above methods, but the same error still occurs. Do you have any other

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Barrier Mapper Errors on Line 241 and 583

HI Jie, I have tried all the above methods, but the same error still occurs. Do you have any other

6/11/25

Gabriela Saiz Medina

4/22/25

Pinchpoint mapper error focal nodes

Hi John, I encountered this error message when running Pinchpoint Mapper and thought there might be

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Pinchpoint mapper error focal nodes

Hi John, I encountered this error message when running Pinchpoint Mapper and thought there might be

4/22/25

amykeis...@gmail.com, … John Gallo13

4/21/25

error on line 763

Hi Erica, I'm inferring that the software was working fine for you with the demo data. OK, lets

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error on line 763

Hi Erica, I'm inferring that the software was working fine for you with the demo data. OK, lets

4/21/25

Gabriela Saiz Medina, John Gallo2

4/19/25

Linkage pathways computation time

Hi Gabriela, If you can get ahold of the ArcGIS and Spatial Analyst licenses, you can get Windows

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Linkage pathways computation time

Hi Gabriela, If you can get ahold of the ArcGIS and Spatial Analyst licenses, you can get Windows

4/19/25

Ramesh Kathariya Save_Wild, John Gallo3

4/19/25

error in demo file

Hi Dr. John, Thank you very much for your response. Yes, you are right; now its working with version

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error in demo file

Hi Dr. John, Thank you very much for your response. Yes, you are right; now its working with version

4/19/25

James, John Gallo5

4/17/25

Coast-weighted Distance raster NoData 'holes'

Hi John, Thanks very much for the information. I tried some more runs changing the resistance value

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Coast-weighted Distance raster NoData 'holes'

Hi John, Thanks very much for the information. I tried some more runs changing the resistance value

4/17/25

廖春在, John Gallo4

4/17/25

difference between the generated CWD results and my original resistance surface？

Hi Liao Chun Zai, Thank you for the very kind email. Provides fuel for this work. And no, not a

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difference between the generated CWD results and my original resistance surface？

Hi Liao Chun Zai, Thank you for the very kind email. Provides fuel for this work. And no, not a

4/17/25

kaiying sun, John Gallo3

3/30/25

Error in Step 3 of Climate Linkage Mapper & Possible to Resume from Previous Progress?

Hi, John! Thank you so much for your advice! I will keep trying and testing. I hope it can work

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Error in Step 3 of Climate Linkage Mapper & Possible to Resume from Previous Progress?

Hi, John! Thank you so much for your advice! I will keep trying and testing. I hope it can work

3/30/25

Colin Guilfoyle, John Gallo3

3/18/25

Corridor cutoff width

Hi John, Thanks for the response and helpful suggestions! The issue for me (and maybe others) is the

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Corridor cutoff width

Hi John, Thanks for the response and helpful suggestions! The issue for me (and maybe others) is the

3/18/25

Bishal Khanal, John Gallo3

3/13/25

got error in build network and linakge map

Solved! Thank you On Wed, 12 Mar, 2025, 11:31 pm John Gallo, <john....@linkagemapper.org>

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got error in build network and linakge map

Solved! Thank you On Wed, 12 Mar, 2025, 11:31 pm John Gallo, <john....@linkagemapper.org>

3/13/25

Ana Fernández, … John Gallo8

2/17/25

ERROR 010240

Sorry, I employed both fixes at once and not sure which one worked. But it did it El lunes, 17 de

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ERROR 010240

Sorry, I employed both fixes at once and not sure which one worked. But it did it El lunes, 17 de

2/17/25

seng Luobote

1/20/25

Linkage mapper2.0.0 Python error on **line 631** of lm util.py in Linkage Mapper Version 2.0.0:

亲爱的约翰，我当前正在使用 ArcMap 10.5，并且Linkage Mapper 2.0.0.2025 年 1 月 14 日，我成功运行了 Linkage Mapper 首次能够识别区域生态走廊。

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Linkage mapper2.0.0 Python error on **line 631** of lm util.py in Linkage Mapper Version 2.0.0:

亲爱的约翰，我当前正在使用 ArcMap 10.5，并且Linkage Mapper 2.0.0.2025 年 1 月 14 日，我成功运行了 Linkage Mapper 首次能够识别区域生态走廊。

1/20/25

Rafael Rodríguez, John Gallo3

1/13/25

Error en Barrier Mapper

Hi John, Kind regards. Thank you very much for your help. I didn't mention in the previous

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Error en Barrier Mapper

Hi John, Kind regards. Thank you very much for your help. I didn't mention in the previous

1/13/25

Abid Ali

12/31/24

Circuitscape stop

Dear Members, I'm not sure if I'm seeking help in the right place for errors encountered

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Circuitscape stop

Dear Members, I'm not sure if I'm seeking help in the right place for errors encountered

12/31/24

Jie Lee, … John Gallo5

12/24/24

Which of the output files contains the NLCC grid?

Hi John, Thank you for confirming. Your assistance has been invaluable in resolving my query. Best

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Which of the output files contains the NLCC grid?

Hi John, Thank you for confirming. Your assistance has been invaluable in resolving my query. Best

12/24/24

Juan Bravo, … John Gallo4

12/12/24

Erroe on line 100

Hello Juan, hmmm. I'll assume you used the same input files for all three runs, correct? So with

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Erroe on line 100

Hello Juan, hmmm. I'll assume you used the same input files for all three runs, correct? So with

12/12/24

党辉, … John Gallo5

11/8/24

Question about Climate linkage Mapper run failure

Thank you Darren!! D, please let us know how that goes, either in here and/or on the Github site as a

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Question about Climate linkage Mapper run failure

Thank you Darren!! D, please let us know how that goes, either in here and/or on the Github site as a

11/8/24

Florencia Aranguren, John Gallo3

10/29/24

Interpretation the output of Linkage Pathways tools.

Hi John, Thank you for your early response and clarifying! I'll make sure to visually inspect the

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Interpretation the output of Linkage Pathways tools.

Hi John, Thank you for your early response and clarifying! I'll make sure to visually inspect the

10/29/24

Chris Nagy, John Gallo3

10/1/24

Additional / alternative paths between core areas

Hi John - It's many months later, I did not see that you had replied to this. But wanted to say

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Additional / alternative paths between core areas

Hi John - It's many months later, I did not see that you had replied to this. But wanted to say

10/1/24