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normal ERROR "invalid command name "La::mersvd_br""

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9 years 6 months ago #4086 by b3115321
ERROR "invalid command name "La::mersvd_br"" was created by b3115321
hello all

when i perform a g_helix command of cg_secondary_structure.tcl on VMD, why it show me"invalid command name "La::mersvd_br"" .
i have checked the command :cg_helix {{5 48} {120 146}} -hlxmethod "cylinder" -hlxcolor "red" i found that when i typed {{anything}}, it will appear.

please reply me. thank you.

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9 years 6 months ago #4087 by Clement
Replied by Clement on topic ERROR "invalid command name "La::mersvd_br""
You need to import the LA (linear algebra) package together with this cg_secondary_structure.tcl script. You can find it at www.hume.com/la/la.html .

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9 years 6 months ago #4088 by b3115321
Replied by b3115321 on topic ERROR "invalid command name "La::mersvd_br""
by the way , how to import La to the VMD?
I have downloaded all files,and put them in the folder as they said but the VMD can not found that package as well.

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9 years 6 months ago #4089 by Clement
Replied by Clement on topic ERROR "invalid command name "La::mersvd_br""
Like everything else: source la.tcl in the command line window.

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