@SCYou,By running it again,I got the following:

```
Loading required package: DatabaseConnector
Running CohortMethod analyses
*** Creating cohortMethodData objects ***
*** Creating study populations ***
*** Fitting shared propensity score models ***
|===============================================================================================================================================| 100%
*** Adding propensity scores to study population objects ***
|===============================================================================================================================================| 100%
*** Trimming/Matching/Stratifying ***
|===============================================================================================================================================| 100%
*** Prefiltering covariates for outcome models ***
*** Fitting outcome models for outcomes of interest ***
|================================================================= | 45%Thread 1 returns error: "Requested stratified analysis, but no stratumId column found in population. Please use matchOnPs or stratifyByPs to create strata." when using argument(s): list(cohortMethodDataFolder = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/CmData_l1_t863_c864", prefilteredCovariatesFolder = "", args = list(excludeCovariateIds = list(), useCovariates = FALSE, prior = list(variance = 1, useCrossValidation = TRUE, priorType = "laplace", exclude = 0, neighborhood = NULL, forceIntercept = FALSE, graph = NULL), inversePtWeighting = FALSE, control = list(maxIterations = 1000, autoSearch = TRUE, seed = NULL, initialBound = 2, gridSteps = 10, startingVariance = -1, n useKKTSwindle = FALSE, lowerLimit = 0.01, cvRepetitions = 10, noiseLevel = "quiet", fold = 10, minCVData = 100, resetCoefficients = FALSE, upperLimit = 20, cvType = "auto", selectorType = "auto", convergenceType = "gradient", tuneSwindle = 10, maxBoundCount = 5, tolerance = 1e-06, algorithm = "ccd", threads = 4), modelType = "cox", stratified = TRUE, interactionCovariateIds = list(), includeCovariateIds = list()), studyPopFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/StratPop_l1_s2_p1_t863_c864_s2_o20.rds", n outcomeModelFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/Analysis_5/om_t863_c864_o20.rds")
|======================================================================== | 50%Thread 1 returns error: "Requested stratified analysis, but no stratumId column found in population. Please use matchOnPs or stratifyByPs to create strata." when using argument(s): list(cohortMethodDataFolder = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/CmData_l1_t863_c864", prefilteredCovariatesFolder = "", args = list(excludeCovariateIds = list(), useCovariates = FALSE, prior = list(variance = 1, useCrossValidation = TRUE, priorType = "laplace", exclude = 0, neighborhood = NULL, forceIntercept = FALSE, graph = NULL), inversePtWeighting = FALSE, control = list(maxIterations = 1000, autoSearch = TRUE, seed = NULL, initialBound = 2, gridSteps = 10, startingVariance = -1, n useKKTSwindle = FALSE, lowerLimit = 0.01, cvRepetitions = 10, noiseLevel = "quiet", fold = 10, minCVData = 100, resetCoefficients = FALSE, upperLimit = 20, cvType = "auto", selectorType = "auto", convergenceType = "gradient", tuneSwindle = 10, maxBoundCount = 5, tolerance = 1e-06, algorithm = "ccd", threads = 4), modelType = "cox", stratified = TRUE, interactionCovariateIds = list(), includeCovariateIds = list()), studyPopFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/StratPop_l1_s2_p1_t863_c864_s2_o736.rds", n outcomeModelFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/Analysis_5/om_t863_c864_o736.rds")
|=========================================================================== | 52%Thread 10 returns error: "Requested stratified analysis, but no stratumId column found in population. Please use matchOnPs or stratifyByPs to create strata." when using argument(s): list(cohortMethodDataFolder = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/CmData_l1_t863_c864", prefilteredCovariatesFolder = "", args = list(excludeCovariateIds = list(), useCovariates = FALSE, prior = list(variance = 1, useCrossValidation = TRUE, priorType = "laplace", exclude = 0, neighborhood = NULL, forceIntercept = FALSE, graph = NULL), inversePtWeighting = FALSE, control = list(maxIterations = 1000, autoSearch = TRUE, seed = NULL, initialBound = 2, gridSteps = 10, startingVariance = -1, n useKKTSwindle = FALSE, lowerLimit = 0.01, cvRepetitions = 10, noiseLevel = "quiet", fold = 10, minCVData = 100, resetCoefficients = FALSE, upperLimit = 20, cvType = "auto", selectorType = "auto", convergenceType = "gradient", tuneSwindle = 10, maxBoundCount = 5, tolerance = 1e-06, algorithm = "ccd", threads = 4), modelType = "cox", stratified = TRUE, interactionCovariateIds = list(), includeCovariateIds = list()), studyPopFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/StratPop_l1_s2_p1_t863_c864_s2_o824.rds", n outcomeModelFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/Analysis_5/om_t863_c864_o824.rds")
|============================================================================== | 55%Thread 1 returns error: "Requested stratified analysis, but no stratumId column found in population. Please use matchOnPs or stratifyByPs to create strata." when using argument(s): list(cohortMethodDataFolder = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/CmData_l1_t863_c864", prefilteredCovariatesFolder = "", args = list(excludeCovariateIds = list(), useCovariates = FALSE, prior = list(variance = 1, useCrossValidation = TRUE, priorType = "laplace", exclude = 0, neighborhood = NULL, forceIntercept = FALSE, graph = NULL), inversePtWeighting = FALSE, control = list(maxIterations = 1000, autoSearch = TRUE, seed = NULL, initialBound = 2, gridSteps = 10, startingVariance = -1, n useKKTSwindle = FALSE, lowerLimit = 0.01, cvRepetitions = 10, noiseLevel = "quiet", fold = 10, minCVData = 100, resetCoefficients = FALSE, upperLimit = 20, cvType = "auto", selectorType = "auto", convergenceType = "gradient", tuneSwindle = 10, maxBoundCount = 5, tolerance = 1e-06, algorithm = "ccd", threads = 4), modelType = "cox", stratified = TRUE, interactionCovariateIds = list(), includeCovariateIds = list()), studyPopFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/StratPop_l1_s2_p1_t863_c864_s2_o1233.rds", n outcomeModelFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/Analysis_5/om_t863_c864_o1233.rds")
|========================================================================================= | 62%Thread 10 returns error: "Requested stratified analysis, but no stratumId column found in population. Please use matchOnPs or stratifyByPs to create strata." when using argument(s): list(cohortMethodDataFolder = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/CmData_l1_t863_c864", prefilteredCovariatesFolder = "", args = list(excludeCovariateIds = list(), useCovariates = FALSE, prior = list(variance = 1, useCrossValidation = TRUE, priorType = "laplace", exclude = 0, neighborhood = NULL, forceIntercept = FALSE, graph = NULL), inversePtWeighting = FALSE, control = list(maxIterations = 1000, autoSearch = TRUE, seed = NULL, initialBound = 2, gridSteps = 10, startingVariance = -1, n useKKTSwindle = FALSE, lowerLimit = 0.01, cvRepetitions = 10, noiseLevel = "quiet", fold = 10, minCVData = 100, resetCoefficients = FALSE, upperLimit = 20, cvType = "auto", selectorType = "auto", convergenceType = "gradient", tuneSwindle = 10, maxBoundCount = 5, tolerance = 1e-06, algorithm = "ccd", threads = 4), modelType = "cox", stratified = TRUE, interactionCovariateIds = list(), includeCovariateIds = list()), studyPopFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/StratPop_l1_s2_p1_t863_c864_s2_o1235.rds", n outcomeModelFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/Analysis_5/om_t863_c864_o1235.rds")
|============================================================================================ | 64%Thread 1 returns error: "Requested stratified analysis, but no stratumId column found in population. Please use matchOnPs or stratifyByPs to create strata." when using argument(s): list(cohortMethodDataFolder = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/CmData_l1_t863_c864", prefilteredCovariatesFolder = "", args = list(excludeCovariateIds = list(), useCovariates = FALSE, prior = list(variance = 1, useCrossValidation = TRUE, priorType = "laplace", exclude = 0, neighborhood = NULL, forceIntercept = FALSE, graph = NULL), inversePtWeighting = FALSE, control = list(maxIterations = 1000, autoSearch = TRUE, seed = NULL, initialBound = 2, gridSteps = 10, startingVariance = -1, n useKKTSwindle = FALSE, lowerLimit = 0.01, cvRepetitions = 10, noiseLevel = "quiet", fold = 10, minCVData = 100, resetCoefficients = FALSE, upperLimit = 20, cvType = "auto", selectorType = "auto", convergenceType = "gradient", tuneSwindle = 10, maxBoundCount = 5, tolerance = 1e-06, algorithm = "ccd", threads = 4), modelType = "cox", stratified = TRUE, interactionCovariateIds = list(), includeCovariateIds = list()), studyPopFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/StratPop_l1_s2_p1_t863_c864_s2_o1261.rds", n outcomeModelFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/Analysis_5/om_t863_c864_o1261.rds")
|=============================================================================================== | 67%Thread 2 returns error: "Requested stratified analysis, but no stratumId column found in population. Please use matchOnPs or stratifyByPs to create strata." when using argument(s): list(cohortMethodDataFolder = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/CmData_l1_t863_c864", prefilteredCovariatesFolder = "", args = list(excludeCovariateIds = list(), useCovariates = FALSE, prior = list(variance = 1, useCrossValidation = TRUE, priorType = "laplace", exclude = 0, neighborhood = NULL, forceIntercept = FALSE, graph = NULL), inversePtWeighting = FALSE, control = list(maxIterations = 1000, autoSearch = TRUE, seed = NULL, initialBound = 2, gridSteps = 10, startingVariance = -1, n useKKTSwindle = FALSE, lowerLimit = 0.01, cvRepetitions = 10, noiseLevel = "quiet", fold = 10, minCVData = 100, resetCoefficients = FALSE, upperLimit = 20, cvType = "auto", selectorType = "auto", convergenceType = "gradient", tuneSwindle = 10, maxBoundCount = 5, tolerance = 1e-06, algorithm = "ccd", threads = 4), modelType = "cox", stratified = TRUE, interactionCovariateIds = list(), includeCovariateIds = list()), studyPopFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/StratPop_l1_s2_p1_t863_c864_s2_o1263.rds", n outcomeModelFile = "C:/Temp/FebuxostatVsAllopurinolCVD/dafr//cmOutput/Analysis_5/om_t863_c864_o1263.rds")
|===============================================================================================================================================| 100%
Error in ParallelLogger::clusterApply(cluster, modelsToFit, doFitOutcomeModel) :
Error(s) when calling function 'fun', see earlier messages for details
In addition: Warning message:
In dir.create(outputFolder, recursive = TRUE) :
'C:\Temp\FebuxostatVsAllopurinolCVD\dafr' already exists
```

Also, patient and cohort count are the same as the last execution.