Enter the body of text here

Code should be placed in three backticks as shown below

# include your problematic code here with any corresponding output 
ex <- deconvolveComp(ex, ex.dec.par )

 Deconvolving compounds from CONTROL/CON_BASA_567795.mzXML ... Processing 1 / 4 
Error in if (class(solv.m) == "try-error") { : 
  the condition has length > 1
In addition: Warning message:
In fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.10)
than is installed on your system (1.0.11). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.

 Deconvolving compounds from CONTROL/CON_BASA_574488.mzXML ... Processing 2 / 4 
Error in if (class(solv.m) == "try-error") { : 
  the condition has length > 1
In addition: Warning message:
In processSample(Experiment, index, plotting, down.sample, virtual.scans.ps) :
  Unable to extract factors from CONTROL/CON_BASA_567795.mzXML. Data may be corrupted.

 Deconvolving compounds from DISEASE/DIA_BASE_630974.mzXML ... Processing 3 / 4 
Error in if (class(solv.m) == "try-error") { : 
  the condition has length > 1
In addition: Warning message:
In processSample(Experiment, index, plotting, down.sample, virtual.scans.ps) :
  Unable to extract factors from CONTROL/CON_BASA_574488.mzXML. Data may be corrupted.

 Deconvolving compounds from DISEASE/DIA_BASE_635799.mzXML ... Processing 4 / 4 
Error in if (class(solv.m) == "try-error") { : 
  the condition has length > 1
In addition: Warning message:
In processSample(Experiment, index, plotting, down.sample, virtual.scans.ps) :
  Unable to extract factors from DISEASE/DIA_BASE_630974.mzXML. Data may be corrupted.

 Compounds deconvolved 
Warning message:
In processSample(Experiment, index, plotting, down.sample, virtual.scans.ps) :
  Unable to extract factors from DISEASE/DIA_BASE_635799.mzXML. Data may be corrupted.


# please also include the results of running the following in an R session 

sessionInfo( )
R version 4.3.1 (2023-06-16)
Platform: aarch64-apple-darwin20 (64-bit)
Running under: macOS Ventura 13.1

Matrix products: default
BLAS:   /System/Library/Frameworks/Accelerate.framework/Versions/A/Frameworks/vecLib.framework/Versions/A/libBLAS.dylib 
LAPACK: /Library/Frameworks/R.framework/Versions/4.3-arm64/Resources/lib/libRlapack.dylib;  LAPACK version 3.11.0

locale:
[1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8

time zone: Asia/Shanghai
tzcode source: internal

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
[1] mzR_2.34.1  erah_1.1.2  Rcpp_1.0.11

loaded via a namespace (and not attached):
 [1] cli_3.6.1           rlang_1.1.1         ncdf4_1.21          ProtGenerics_1.32.0
 [5] MatrixModels_0.5-2  XML_3.99-0.14       Biobase_2.60.0      grid_4.3.1         
 [9] SparseM_1.81        MASS_7.3-60         BiocManager_1.30.22 compiler_4.3.1     
[13] codetools_0.2-19    igraph_1.5.1        pkgconfig_2.0.3     rstudioapi_0.15.0  
[17] quantreg_5.97       lattice_0.21-8      signal_0.7-7        splines_4.3.1      
[21] magrittr_2.0.3      Matrix_1.6-1        tools_4.3.1         nnls_1.4           
[25] survival_3.5-7      BiocGenerics_0.46.0

The warning about mis-matched Rcpp versions is probably less informative than this one.

In processSample(Experiment, index, plotting, down.sample, virtual.scans.ps) :
  Unable to extract factors from CONTROL/CON_BASA_567795.mzXML. Data may be corrupted.

Which indicates that you may have problems with your incoming data.