[R] RODBC connect to Excel (64-bit Windows 7)

R. Michael Weylandt <michael.weylandt@gmail.com>
2011-12-04T18:41:37Z

Do you need to use RODBC specifically? I've been using XLConnect quite a lot
recently and have been quite pleased with it.

Michael

On Dec 4, 2011, at 9:40 AM, andrija djurovic <djandrija at gmail.com>
wrote:

> Hi to all.
> I have a problem to connect to an Excel database using RODBC.
> Namely, I am using 64-bit R 2.14.0, under Windows 7 and I tried following:
> library(RODBC)
>> channel <- odbcConnectExcel("results.xlsx")
> Error in odbcConnectExcel("results.xlsx") :
>  odbcConnectExcel is only usable with 32-bit Windows       # ok this is
> clear why it doesn't work
>> channel <- odbcConnectExcel2007("results.xlsx")
# this was
> one of proposals from old R help posts, but it doesn't work for me
> Warning messages:
> 1: In odbcDriverConnect(con, tabQuote = c("[", "]"),
...) :
>  [RODBC] ERROR: state IM002, code 0, message [Microsoft][ODBC Driver
> Manager] Data source name not found and no default driver specified
> 2: In odbcDriverConnect(con, tabQuote = c("[", "]"),
...) :
>  ODBC connection failed
>
> After that as it suggested in R data import/export manual I
> installed AccessDatabaseEngine.exe. Also I used ODBC in
> c:\Windows\SysWOW64\odbcad32 to create data source called result. I check
> if it is created:
>> odbcDataSources()
>                                             dBASE Files
>   "Microsoft Access dBASE Driver (*.dbf, *.ndx, *.mdx)"
>                                      MS Access Database
>              "Microsoft Access Driver (*.mdb, *.accdb)"
>                                              Excel file
> "Microsoft Excel Driver (*.xls, *.xlsx, *.xlsm, *.xlsb)"
>                                                * results*
> "Microsoft Excel Driver (*.xls, *.xlsx, *.xlsm, *.xlsb)"
>
> and tried again but it doesn't work:
>
>> channel <- odbcDriverConnect()
> Warning messages:
> 1: In odbcDriverConnect() :
>  [RODBC] ERROR: state IM014, code 0, message [Microsoft][ODBC Driver
> Manager] The specified DSN contains an architecture mismatch between the
> Driver and Application
> 2: In odbcDriverConnect() : ODBC connection failed
>
>
> Could someone guide me what should I try next to fix a problem? Is this
> some problem with Drivers or not?
>
> Thanks in advance
>
> Andrija
>
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>
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