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Error popped up while running PLE study package

Researchers
#1

Hi, in my attempt to run the PLE study package ,following error popped up.
Error: ‘querySql.ffdf’ is not an exported object from 'namespace:DatabaseConnector’
Here is the complete error report and software details
‘’'Thread: Main
Message: Error: ‘querySql.ffdf’ is not an exported object from ‘namespace:DatabaseConnector’
Level: FATAL
Stack trace:
10: stop(gettextf("’%s’ is not an exported object from ‘namespace:%s’", name, getNamespaceName(ns
9: getExportedValue(pkg, name)
8: DatabaseConnector::querySql.ffdf
7: (function (connection, oracleTempSchema = NULL, cdmDatabaseSchema, cohortTable = "#cohort_per
6: do.call(eval(parse(text = fun)), args)
5: FeatureExtraction::getDbCovariateData(connection = conn, oracleTempSchema = oracleTempSchema,
4: synthesizePositiveControls(connectionDetails = connectionDetails, cdmDatabaseSchema = cdmData
3: MethodEvaluation::injectSignals(connectionDetails = connectionDetails, cdmDatabaseSchema = cd
2: synthesizePositiveControls(connectionDetails = connectionDetails, cdmDatabaseSchema = cdmData
1: execute(connectionDetails = connectionDetails, cdmDatabaseSchema = cdmDatabaseSchema, cohortD

R version:
R version 3.5.3 (2019-03-11)

Platform:
x86_64-pc-linux-gnu

Attached base packages:

  • stats
  • graphics
  • grDevices
  • utils
  • datasets
  • methods
  • base

Other attached packages:

  • tremadol (0.0.1)
  • DatabaseConnector (3.0.0)
    ‘’’
    what could be the possible reason? Any kind of help is much appreciated. Thanks in advance. Peace.

Regards,
HarshaVardhan

#2

Seems like you’re running an old version of the CohortMethod package, but with a new version of DatabaseConnector. Either install the latest version of all packages, or if you’re running an older study, install all the specific versions required for that particular study.

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