Question: ChAMP error: "Error in density.default(beta1.v[class1.v == 1]) :need at least 2 points to select a bandwidth automatically..."
gravatar for jdangelo
4.0 years ago by
United States
jdangelo0 wrote:


I am currently trying to use the ChAMP Bioconductor package to process my methylation data.

Here is my sessionInfo():

R version 3.1.2 (2014-10-31)
Platform: x86_64-apple-darwin13.4.0 (64-bit) 

attached base packages:
[1] stats4    parallel  stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
 [1] ChAMP_1.4.1                                       
 [2] Illumina450ProbeVariants.db_1.1.1                 
 [3] ChAMPdata_1.1.2                                   
 [4] shiny_0.12.2                                      
 [5] minfiData_0.7.1                                   
 [6] IlluminaHumanMethylation450kanno.ilmn12.hg19_0.2.1
 [7] IlluminaHumanMethylation450kmanifest_0.4.0        
 [8] minfi_1.12.0                                      
 [9] bumphunter_1.6.0                                  
[10] locfit_1.5-9.1                                    
[11] iterators_1.0.8                                   
[12] foreach_1.4.3                                     
[13] Biostrings_2.34.1                                 
[14] XVector_0.6.0                                     
[15] lattice_0.20-33                                   
[16] MethylAid_1.0.2                                   
[17] RSQLite_1.0.0                                     
[18] DBI_0.3.1                                         
[19] GenomicFeatures_1.18.7                            
[20] AnnotationDbi_1.28.2                              
[21] Biobase_2.26.0                                    
[22] GenomicRanges_1.18.4                              
[23] GenomeInfoDb_1.2.5                                
[24] IRanges_2.0.1                                     
[25] S4Vectors_0.4.0                                   
[26] BiocGenerics_0.12.1             


I looked into some responses to other people having this same error from!topic/epigenomicsforum/w1ytMQkA3eI but was not able to find a solution to the problem.


Please let me know if I need to provide any further information.




champ • 1.3k views
ADD COMMENTlink modified 3.2 years ago by rl13850 • written 4.0 years ago by jdangelo0
Answer: ChAMP error: "Error in density.default(beta1.v[class1.v == 1]) :need at least 2
gravatar for rl1385
3.2 years ago by
rl13850 wrote:

Hey Julian:

Have you ever found a solution to your problem?



ADD COMMENTlink written 3.2 years ago by rl13850
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