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"Error in isNamespaceLoaded" when pressing F1 on help topic completions #2261

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jmcphers opened this issue Feb 23, 2018 · 3 comments
Closed

"Error in isNamespaceLoaded" when pressing F1 on help topic completions #2261

jmcphers opened this issue Feb 23, 2018 · 3 comments
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@jmcphers
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@jmcphers jmcphers commented Feb 23, 2018

System details

RStudio Edition: all
RStudio Version : 1.1.383, 1.1.423, 1.2.359
OS Version      : macOS 10.13.3
R Version       : 

Steps to reproduce the problem

  1. Type ?plot. at the console, and wait for help topic autocompletions to appear.
  2. Select an autocompletion with the arrow keys, e.g. plot.acf
  3. Press F1 to see help on the function.

image

Describe the problem in detail

No help appears, and the following error message is displayed at the console:

Error in isNamespaceLoaded(pkg) : 
  attempt to use zero-length variable name
@jmcphers jmcphers added this to the v1.2 milestone Feb 23, 2018
@kevinushey kevinushey self-assigned this Feb 23, 2018
@jmcphers jmcphers removed this from the v1.2 milestone Feb 26, 2018
@jmcphers jmcphers added this to the v1.1-patch milestone Feb 26, 2018
@ronblum
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@ronblum ronblum commented Mar 5, 2018

Still a problem in Mac Desktop 1.1.430. (Works in 1.2.379-1.)

@ronblum ronblum reopened this Mar 5, 2018
@ronblum
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@ronblum ronblum commented Mar 5, 2018

Remarking as closed—awaiting another build to pick up this fix.

@ronblum ronblum closed this as completed Mar 5, 2018
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@ronblum ronblum commented Mar 7, 2018

Verified on Mac Desktop 1.1.441 and RStudio Server 1.1.441 on CentOS 7.4

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