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Error in executing PLE package

Hello.
I am stuck in error of PLE package (http://atlas-demo.ohdsi.org/#/estimation/cca/494). I cannot figure out and need helps. Thanks in advance

Creating exposure and outcome cohorts
Connecting using SQL Server driver
Creating cohort: ykgcaesystemicDXAusers
  |=====================================================================| 100%
Executing SQL took 6.73 secs
Creating cohort: ykgcaesystemicPDSusers
  |=====================================================================| 100%
Executing SQL took 7.27 secs
Creating cohort: ykgcaemskRelatedAE
  |=====================================================================| 100%
Executing SQL took 10.5 secs
Creating negative control outcome cohorts
  |=====================================================================| 100%
Executing SQL took 1.44 mins
Counting cohorts
Running CohortMethod analyses
*** Creating cohortMethodData objects ***
  |=====================================================================| 100%
*** Creating study populations ***
  |=====================================================================| 100%
*** Fitting shared propensity score models ***
Loading required package: CohortMethod
Loading required package: Cyclops
Loading required package: FeatureExtraction
Loading required package: Andromeda
Loading required package: dplyr

Attaching package: ‘dplyr’

The following objects are masked from ‘package:stats’:

    filter, lag

The following objects are masked from ‘package:base’:

    intersect, setdiff, setequal, union

Fitting propensity model across all outcomes (ignore messages about 'no outcome specified')
Warning: The addExposureDaysToStart argument is deprecated. Please use the startAnchor argument instead.
Warning: The addExposureDaysToEnd argument is deprecated. Please use the endAnchor argument instead.
No outcome specified so skipping removing people with prior outcomes
Removing subjects with less than 1 day(s) at risk (if any)
No outcome specified so not creating outcome and time variables
Creating propensity scores took 0.0256 secs
*** Adding propensity scores to study population objects ***
  |=====================================================================| 100%
*** Trimming/Matching/Stratifying ***
  |=====================================================================| 100%
*** Prefiltering covariates for outcome models ***
*** Fitting outcome models for outcomes of interest ***
  |=====================================================================| 100%
*** Fitting outcome models for other outcomes ***
  |=====================================================================| 100%
Summarizing results
  |=====================================================================| 100%
Computing covariate balance
  |=====================================================================| 100%
Packaging results
Exporting analyses
- cohort_method_analysis table
- covariate_analysis table
Exporting exposures
- exposure_of_interest table
Exporting outcomes
- outcome_of_interest table
- negative_control_outcome table
Exporting metadata
Warning: no non-missing arguments to min; returning Inf
Warning: no non-missing arguments to min; returning Inf
- database table
- exposure_summary table
Error in aggregate.data.frame(lhs, mf[-1L], FUN = FUN, ...) : 
  no rows to aggregate
An error report has been created at  ./output_steroid/errorReportR.txt

And, the errorReportR.txt is followed

    Thread: Main
    Message:  Error in aggregate.data.frame(lhs, mf[-1L], FUN = FUN, ...) :    no rows to aggregate 
    Level:  FATAL
    Time:  2021-09-25 20:09:25

    Stack trace:
7: stop("no rows to aggregate")
6: aggregate.data.frame(lhs, mf[-1], FUN = FUN, ...)
5: aggregate.formula(minDate ~ exposureId, minDates, min)
4: Export.R#253: aggregate(minDate ~ exposureId, minDates, min)
3: Export.R#53: exportMetadata(outputFolder = outputFolder, exportFolder = ex
2: Main.R#134: exportResults(outputFolder = outputFolder, databaseId = databa
1: execute(connectionDetails = connectionDetails, cdmDatabaseSchema = cdmData

R version:
R version 4.0.5 (2021-03-31)

Platform:
x86_64-apple-darwin17.0

Attached base packages:
- stats
- graphics
- grDevices
- datasets
- utils
- methods
- base

Other attached packages:
- CohortMethod (4.0.0)
- FeatureExtraction (3.0.1)
- Andromeda (0.3.2)
- dplyr (1.0.2)
- Cyclops (3.0.0)
- msk01 (0.0.1)
- DatabaseConnector (3.0.0)
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