[R-sig-Geo] spgrass6 and R 2.9
Dylan Beaudette
dylan.beaudette at gmail.com
Fri Jun 5 17:08:12 CEST 2009
On Fri, Jun 5, 2009 at 1:55 AM, Roger Bivand<Roger.Bivand at nhh.no> wrote:
> On Thu, 4 Jun 2009, Dylan Beaudette wrote:
>
>> On Monday 01 June 2009, Roger Bivand wrote:
>>>
>>> On Mon, 1 Jun 2009, Dylan Beaudette wrote:
>>>>
>>>> On Friday 29 May 2009, Torleif Markussen Lunde wrote:
>>>>>
>>>>> Hi
>>>>>
>>>>> First try updating glibc, and install spgrass6 again. If this does not
>>>>> work you could try
>>>>>
>>>>> export MALLOC_CHECK_=0
>>>>>
>>>>> before you start R. The error might be related to "somewhere something"
>>>>> is trying to free memory that has already been unallocated. I don't
>>>>> know
>>>>> the details here, but it could be worth a try?
>>>>>
>>>>> Best wishes
>>>>> Torleif
>>>>
>>>> Hi Torleif, thanks for the tips.
>>>>
>>>> I just updated my libc, and tried the MALLOC_CHECK trick-- neither fixed
>>>> the problem. Still get the same error... Very strange, as I did not
>>>> encounter this problem on a very similar machine.
>>>>
>>>> Could this have anything to do with configure arguments such as -march ?
>>>
>>> You haven't told us what your underlying system is, or how you installed
>>> R. If you built R from source, did you run "make check"? Does the problem
>>> arise installing other packages? It most likely is something on your
>>> system, otherwise there would be lots of reports of the same.
>>>
>>> Roger
>>
>> Right. Should have been a little less hasty about posting to the list. R
>> has
>> been built from source, spgrass6 was accessed from CRAN via
>> install.packages(). This problems has not occurred at anyother time while
>> updating packages that were installed under R 2.7.
>>
>> 1. make check (R 2.9.0): OK
>>
>> 2. sessionInfo()
>> R version 2.9.0 (2009-04-17)
>> i686-pc-linux-gnu
>>
>> locale:
>>
>> LC_CTYPE=en_US;LC_NUMERIC=C;LC_TIME=en_US;LC_COLLATE=en_US;LC_MONETARY=C;LC_MESSAGES=en_US;LC_PAPER=en_US;LC_NAME=C;LC_ADDRESS=C;LC_TELEPHONE=C;LC_MEASUREMENT=en_US;LC_IDENTIFICATION=C
>>
>> attached base packages:
>> [1] stats graphics grDevices utils datasets methods base
>>
>> Is there any way that I can do a 'make check' type of operation with the
>> latest spgrass6 from CRAN?
>
> Yes, do R CMD check spgrass6_0.6-6.tar.gz. When building R, are you setting
> the architecture flags manually? Have you tried letting R sort things out
> for itself? Could you try R CMD check rgdal (from the source tarball)? Could
> you try:
>
> R -d gbd
>
> and then a traceback after install fails? Otherwise we are left with
> non-random cosmic rays as the explanation?
>
> Roger
>
Thanks Roger.
I usually set the march flag to -march=opteron ... and seem to recall
setting that as as system wide configure option, but cannot recall
what file that is in... I'll check. How exactly does the R -d gdb
approach work?
Thanks!
Dylan
Here is the check on spgrass6:
---------------------------------------------------------------------------------------------------------------------
R CMD check spgrass6_0.6-6.tar.gz
* checking for working pdflatex ... OK
* using log directory '/home/dylan/src/spgrass6.Rcheck'
* using R version 2.9.0 (2009-04-17)
* using session charset: ISO8859-1
* checking for file 'spgrass6/DESCRIPTION' ... OK
* this is package 'spgrass6' version '0.6-6'
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking for .dll and .exe files ... OK
* checking whether package 'spgrass6' can be installed ...*** glibc
detected *** /usr/local/lib/R/bin/exec/R: double free or corruption
(fasttop): 0x09568348 ***
---------------------------------------------------------------------------------------------------------------------
Now rgdal:
---------------------------------------------------------------------------------------------------------------------
R CMD check rgdal_0.6-8.tar.gz
* checking for working pdflatex ... OK
* using log directory '/home/dylan/src/rgdal.Rcheck'
* using R version 2.9.0 (2009-04-17)
* using session charset: ISO8859-1
* checking for file 'rgdal/DESCRIPTION' ... OK
* this is package 'rgdal' version '0.6-8'
* checking package name space information ... OK
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking for .dll and .exe files ... OK
* checking whether package 'rgdal' can be installed ...*** glibc
detected *** ./proj_conf_test: double free or corruption (fasttop):
0x08c5bec0 ***
======= Backtrace: =========
/lib/i686/cmov/libc.so.6[0xb75a31d4]
/lib/i686/cmov/libc.so.6(cfree+0x96)[0xb75a5186]
/usr/lib/libstdc++.so.6(_ZdlPv+0x21)[0xb6db3101]
/usr/lib/libstdc++.so.6(_ZNSs4_Rep10_M_destroyERKSaIcE+0x1d)[0xb6d907fd]
/usr/lib/libstdc++.so.6(_ZNSsD1Ev+0x4c)[0xb6d9221c]
/lib/i686/cmov/libc.so.6(__cxa_finalize+0xc1)[0xb7564c21]
/usr/local/lib/libgeos-3.1.0.so[0xb6b61734]
/usr/local/lib/libgeos-3.1.0.so[0xb6c5a200]
/lib/ld-linux.so.2[0xb7fbaa23]
/lib/i686/cmov/libc.so.6(exit+0x89)[0xb7564889]
./proj_conf_test[0x8048565]
/lib/i686/cmov/libc.so.6(__libc_start_main+0xe5)[0xb754a775]
./proj_conf_test[0x8048481]
======= Memory map: ========
08048000-08049000 r-xp 00000000 08:11 26624192
/home/dylan/src/rgdal.Rcheck/00_pkg_src/rgdal/proj_conf_test
08049000-0804a000 rw-p 00000000 08:11 26624192
/home/dylan/src/rgdal.Rcheck/00_pkg_src/rgdal/proj_conf_test
08c5b000-08c7c000 rw-p 08c5b000 00:00 0 [heap]
b5900000-b5921000 rw-p b5900000 00:00 0
b5921000-b5a00000 ---p b5921000 00:00 0
b5a3f000-b5a41000 rw-p b5a3f000 00:00 0
b5a41000-b6786000 r--p 00000000 08:11 3146351 /usr/lib/libicudata.so.40.1
b6786000-b6787000 rw-p 00d44000 08:11 3146351 /usr/lib/libicudata.so.40.1
b6787000-b6788000 rw-p b6787000 00:00 0
b6788000-b68ad000 r-xp 00000000 08:11 3151434 /usr/lib/libicuuc.so.40.1
b68ad000-b68b6000 rw-p 00124000 08:11 3151434 /usr/lib/libicuuc.so.40.1
b68b6000-b68b8000 rw-p b68b6000 00:00 0
b68b8000-b6a3c000 r-xp 00000000 08:11 3146355 /usr/lib/libicui18n.so.40.1
b6a3c000-b6a43000 rw-p 00184000 08:11 3146355 /usr/lib/libicui18n.so.40.1
b6a43000-b6c9e000 r-xp 00000000 08:11 3163289 /usr/local/lib/libgeos-3.1.0.so
b6c9e000-b6ca9000 rw-p 0025b000 08:11 3163289 /usr/local/lib/libgeos-3.1.0.so
b6ca9000-b6cd4000 r-xp 00000000 08:11 8437815 /lib/libgcc_s.so.1
b6cd4000-b6cd5000 rw-p 0002a000 08:11 8437815 /lib/libgcc_s.so.1
b6cd5000-b6cd6000 rw-p b6cd5000 00:00 0
b6cd6000-b6cfa000 r-xp 00000000 08:11 8437843 /lib/i686/cmov/libm-2.9.so
b6cfa000-b6cfb000 r--p 00023000 08:11 8437843 /lib/i686/cmov/libm-2.9.so
b6cfb000-b6cfc000 rw-p 00024000 08:11 8437843 /lib/i686/cmov/libm-2.9.so
b6cfc000-b6de1000 r-xp 00000000 08:11 3146421 /usr/lib/libstdc++.so.6.0.12
b6de1000-b6de5000 r--p 000e4000 08:11 3146421 /usr/lib/libstdc++.so.6.0.12
b6de5000-b6de6000 rw-p 000e8000 08:11 3146421 /usr/lib/libstdc++.so.6.0.12
b6de6000-b6ded000 rw-p b6de6000 00:00 0
b6ded000-b6e01000 r-xp 00000000 08:11 3146202 /usr/lib/libz.so.1.2.3.3
b6e01000-b6e02000 rw-p 00013000 08:11 3146202 /usr/lib/libz.so.1.2.3.3
b6e02000-b6e17000 r-xp 00000000 08:11 8437891 /lib/i686/cmov/libnsl-2.9.so
b6e17000-b6e18000 r--p 00014000 08:11 8437891 /lib/i686/cmov/libnsl-2.9.so
b6e18000-b6e19000 rw-p 00015000 08:11 8437891 /lib/i686/cmov/libnsl-2.9.so
b6e19000-b6e1b000 rw-p b6e19000 00:00 0
b6e1b000-b6e24000 r-xp 00000000 08:11 8437976 /lib/i686/cmov/libcrypt-2.9.so
b6e24000-b6e25000 r--p 00008000 08:11 8437976 /lib/i686/cmov/libcrypt-2.9.so
b6e25000-b6e26000 rw-p 00009000 08:11 8437976 /lib/i686/cmov/libcrypt-2.9.so
b6e26000-b6e4d000 rw-p b6e26000 00:00 0
b6e4d000-b6e62000 r-xp 00000000 08:11 8437975
/lib/i686/cmov/libpthread-2.9.so
b6e62000-b6e63000 r--p 00014000 08:11 8437975
/lib/i686/cmov/libpthread-2.9.so
b6e63000-b6e64000 rw-p 00015000 08:11 8437975
/lib/i686/cmov/libpthread-2.9.so
b6e64000-b6e67000 rw-p b6e64000 00:00 0
b6e67000-b700b000 r-xp 00000000 08:11 3154222
/usr/lib/libmysqlclient.so.15.0.0
b700b000-b704f000 rw-p 001a3000 08:11 3154222
/usr/lib/libmysqlclient.so.15.0.0
b704f000-b7050000 rw-p b704f000 00:00 0
b7050000-b7052000 r-xp 00000000 08:11 8437977 /lib/i686/cmov/libdl-2.9.so
b7052000-b7053000 r--p 00001000 08:11 8437977 /lib/i686/cmov/libdl-2.9.so
b7053000-b7054000 rw-p 00002000 08:11 8437977 /lib/i686/cmov/libdl-2.9.so
b7054000-b705b000 r-xp 00000000 08:11 8437904 /lib/i686/cmov/librt-2.9.so
b705b000-b705c000 r--p 00006000 08:11 8437904 /lib/i686/cmov/librt-2.9.so
b705c000-b705d000 rw-p 00007000 08:11 8437904 /lib/i686/cmov/librt-2.9.so
b705d000-b7079000 r-xp 00000000 08:11 3541773
/usr/local/pgsql/lib/libpq.so.5.1
b7079000-b707a000 rw-p 0001c000 08:11 3541773
/usr/local/pgsql/lib/libpq.so.5.1
b707a000-b7177000 r-xp 00000000 08:11 3151596 /usr/lib/libcfitsio.so.2.510
b7177000-b7179000 rw-p 000fc000 08:11 3151596 /usr/lib/libcfitsio.so.2.510
b7179000-b71ed000 rw-p b7179000 00:00 0
b71ed000-b721c000 r-xp 00000000 08:11 8274101 /usr/lib/libnetcdf.so.4.0.0
b721c000-b721d000 rw-p 0002f000 08:11 8274101 /usr/lib/libnetcdf.so.4.0.0
b721d000-b721f000 rw-p b721d000 00:00 0
b721f000-b7243000 r-xp 00000000 08:11 3146201 /usr/lib/libexpat.so.1.5.2
b7243000-b7245000 rw-p 00023000 08:11 3146201 /usr/lib/libexpat.so.1.5.2
b7245000-b72c6000 r-xp 00000000 08:11 3145848 /usr/lib/libsqlite3.so.0.8.6
b72c6000-b72c8000 rw-p 00081000 08:11 3145848 /usr/lib/libsqlite3.so.0.8.6
b72c8000-b750c000 r-xp 00000000 08:11 3162687 /usr/local/lib/libgeos-3.0.0.so
b750c000-b7516000 rw-p 00244000 08:11 3162687 /usr/local/lib/libgeos-3.0.0.so
b7516000-b7533000 r-xp 00000000 08:11 3163292
/usr/local/lib/libgeos_c.so.1.5.0
b7533000-b7534000 rw-p 0001c000 08:11 3163292
/usr/local/lib/libgeos_c.so.1.5.0
b7534000-b768e000 r-xp 00000000 08:11 8437821 /lib/i686/cmov/libc-2.9.so
b768e000-b7690000 r--p 0015a000 08:11 8437821 /lib/i686/cmov/libc-2.9.so
b7690000-b7691000 rw-p 0015c000 08:11 8437821 /lib/i686/cmov/libc-2.9.so
b7691000-b7695000 rw-p b7691000 00:00 0
b76b1000-b76ec000 r-xp 00000000 08:11 3162172 /usr/local/lib/libproj.so.0.5.4
b76ec000-b76ee000 rw-p 0003b000 08:11 3162172 /usr/local/lib/libproj.so.0.5.4
b76ee000-b7f0a000 r-xp 00000000 08:11 3162145
/usr/local/lib/libgdal.so.1.13.0
b7f0a000-b7fa4000 rw-p 0081c000 08:11 3162145
/usr/local/lib/libgdal.so.1.13.0
b7fa4000-b7fab000 rw-p b7fa4000 00:00 0
b7fab000-b7fac000 r-xp b7fab000 00:00 0 [vdso]
b7fac000-b7fc8000 r-xp 00000000 08:11 8437905 /lib/ld-2.9.so
b7fc8000-b7fc9000 r--p 0001b000 08:11 8437905 /lib/ld-2.9.so
b7fc9000-b7fca000 rw-p 0001c000 08:11 8437905 /lib/ld-2.9.so
bfbb5000-bfbca000 rw-p bffeb000 00:00 0 [stack]
*** glibc detected *** ./proj_conf_test: double free or corruption
(fasttop): 0x09e6aec0 ***
======= Backtrace: =========
/lib/i686/cmov/libc.so.6[0xb75641d4]
/lib/i686/cmov/libc.so.6(cfree+0x96)[0xb7566186]
/usr/lib/libstdc++.so.6(_ZdlPv+0x21)[0xb6d74101]
/usr/lib/libstdc++.so.6(_ZNSs4_Rep10_M_destroyERKSaIcE+0x1d)[0xb6d517fd]
/usr/lib/libstdc++.so.6(_ZNSsD1Ev+0x4c)[0xb6d5321c]
/lib/i686/cmov/libc.so.6(__cxa_finalize+0xc1)[0xb7525c21]
/usr/local/lib/libgeos-3.1.0.so[0xb6b22734]
/usr/local/lib/libgeos-3.1.0.so[0xb6c1b200]
/lib/ld-linux.so.2[0xb7f7ba23]
/lib/i686/cmov/libc.so.6(exit+0x89)[0xb7525889]
./proj_conf_test[0x8048565]
/lib/i686/cmov/libc.so.6(__libc_start_main+0xe5)[0xb750b775]
./proj_conf_test[0x8048481]
======= Memory map: ========
08048000-08049000 r-xp 00000000 08:11 26624192
/home/dylan/src/rgdal.Rcheck/00_pkg_src/rgdal/proj_conf_test
08049000-0804a000 rw-p 00000000 08:11 26624192
/home/dylan/src/rgdal.Rcheck/00_pkg_src/rgdal/proj_conf_test
09e6a000-09e8b000 rw-p 09e6a000 00:00 0 [heap]
b5800000-b5821000 rw-p b5800000 00:00 0
b5821000-b5900000 ---p b5821000 00:00 0
b5a00000-b5a02000 rw-p b5a00000 00:00 0
b5a02000-b6747000 r--p 00000000 08:11 3146351 /usr/lib/libicudata.so.40.1
b6747000-b6748000 rw-p 00d44000 08:11 3146351 /usr/lib/libicudata.so.40.1
b6748000-b6749000 rw-p b6748000 00:00 0
b6749000-b686e000 r-xp 00000000 08:11 3151434 /usr/lib/libicuuc.so.40.1
b686e000-b6877000 rw-p 00124000 08:11 3151434 /usr/lib/libicuuc.so.40.1
b6877000-b6879000 rw-p b6877000 00:00 0
b6879000-b69fd000 r-xp 00000000 08:11 3146355 /usr/lib/libicui18n.so.40.1
b69fd000-b6a04000 rw-p 00184000 08:11 3146355 /usr/lib/libicui18n.so.40.1
b6a04000-b6c5f000 r-xp 00000000 08:11 3163289 /usr/local/lib/libgeos-3.1.0.so
b6c5f000-b6c6a000 rw-p 0025b000 08:11 3163289 /usr/local/lib/libgeos-3.1.0.so
b6c6a000-b6c95000 r-xp 00000000 08:11 8437815 /lib/libgcc_s.so.1
b6c95000-b6c96000 rw-p 0002a000 08:11 8437815 /lib/libgcc_s.so.1
b6c96000-b6c97000 rw-p b6c96000 00:00 0
b6c97000-b6cbb000 r-xp 00000000 08:11 8437843 /lib/i686/cmov/libm-2.9.so
b6cbb000-b6cbc000 r--p 00023000 08:11 8437843 /lib/i686/cmov/libm-2.9.so
b6cbc000-b6cbd000 rw-p 00024000 08:11 8437843 /lib/i686/cmov/libm-2.9.so
b6cbd000-b6da2000 r-xp 00000000 08:11 3146421 /usr/lib/libstdc++.so.6.0.12
b6da2000-b6da6000 r--p 000e4000 08:11 3146421 /usr/lib/libstdc++.so.6.0.12
b6da6000-b6da7000 rw-p 000e8000 08:11 3146421 /usr/lib/libstdc++.so.6.0.12
b6da7000-b6dae000 rw-p b6da7000 00:00 0
b6dae000-b6dc2000 r-xp 00000000 08:11 3146202 /usr/lib/libz.so.1.2.3.3
b6dc2000-b6dc3000 rw-p 00013000 08:11 3146202 /usr/lib/libz.so.1.2.3.3
b6dc3000-b6dd8000 r-xp 00000000 08:11 8437891 /lib/i686/cmov/libnsl-2.9.so
b6dd8000-b6dd9000 r--p 00014000 08:11 8437891 /lib/i686/cmov/libnsl-2.9.so
b6dd9000-b6dda000 rw-p 00015000 08:11 8437891 /lib/i686/cmov/libnsl-2.9.so
b6dda000-b6ddc000 rw-p b6dda000 00:00 0
b6ddc000-b6de5000 r-xp 00000000 08:11 8437976 /lib/i686/cmov/libcrypt-2.9.so
b6de5000-b6de6000 r--p 00008000 08:11 8437976 /lib/i686/cmov/libcrypt-2.9.so
b6de6000-b6de7000 rw-p 00009000 08:11 8437976 /lib/i686/cmov/libcrypt-2.9.so
b6de7000-b6e0e000 rw-p b6de7000 00:00 0
b6e0e000-b6e23000 r-xp 00000000 08:11 8437975
/lib/i686/cmov/libpthread-2.9.so
b6e23000-b6e24000 r--p 00014000 08:11 8437975
/lib/i686/cmov/libpthread-2.9.so
b6e24000-b6e25000 rw-p 00015000 08:11 8437975
/lib/i686/cmov/libpthread-2.9.so
b6e25000-b6e28000 rw-p b6e25000 00:00 0
b6e28000-b6fcc000 r-xp 00000000 08:11 3154222
/usr/lib/libmysqlclient.so.15.0.0
b6fcc000-b7010000 rw-p 001a3000 08:11 3154222
/usr/lib/libmysqlclient.so.15.0.0
b7010000-b7011000 rw-p b7010000 00:00 0
b7011000-b7013000 r-xp 00000000 08:11 8437977 /lib/i686/cmov/libdl-2.9.so
b7013000-b7014000 r--p 00001000 08:11 8437977 /lib/i686/cmov/libdl-2.9.so
b7014000-b7015000 rw-p 00002000 08:11 8437977 /lib/i686/cmov/libdl-2.9.so
b7015000-b701c000 r-xp 00000000 08:11 8437904 /lib/i686/cmov/librt-2.9.so
b701c000-b701d000 r--p 00006000 08:11 8437904 /lib/i686/cmov/librt-2.9.so
b701d000-b701e000 rw-p 00007000 08:11 8437904 /lib/i686/cmov/librt-2.9.so
b701e000-b703a000 r-xp 00000000 08:11 3541773
/usr/local/pgsql/lib/libpq.so.5.1
b703a000-b703b000 rw-p 0001c000 08:11 3541773
/usr/local/pgsql/lib/libpq.so.5.1
b703b000-b7138000 r-xp 00000000 08:11 3151596 /usr/lib/libcfitsio.so.2.510
b7138000-b713a000 rw-p 000fc000 08:11 3151596 /usr/lib/libcfitsio.so.2.510
b713a000-b71ae000 rw-p b713a000 00:00 0
b71ae000-b71dd000 r-xp 00000000 08:11 8274101 /usr/lib/libnetcdf.so.4.0.0
b71dd000-b71de000 rw-p 0002f000 08:11 8274101 /usr/lib/libnetcdf.so.4.0.0
b71de000-b71e0000 rw-p b71de000 00:00 0
b71e0000-b7204000 r-xp 00000000 08:11 3146201 /usr/lib/libexpat.so.1.5.2
b7204000-b7206000 rw-p 00023000 08:11 3146201 /usr/lib/libexpat.so.1.5.2
b7206000-b7287000 r-xp 00000000 08:11 3145848 /usr/lib/libsqlite3.so.0.8.6
b7287000-b7289000 rw-p 00081000 08:11 3145848 /usr/lib/libsqlite3.so.0.8.6
b7289000-b74cd000 r-xp 00000000 08:11 3162687 /usr/local/lib/libgeos-3.0.0.so
b74cd000-b74d7000 rw-p 00244000 08:11 3162687 /usr/local/lib/libgeos-3.0.0.so
b74d7000-b74f4000 r-xp 00000000 08:11 3163292
/usr/local/lib/libgeos_c.so.1.5.0
b74f4000-b74f5000 rw-p 0001c000 08:11 3163292
/usr/local/lib/libgeos_c.so.1.5.0
b74f5000-b764f000 r-xp 00000000 08:11 8437821 /lib/i686/cmov/libc-2.9.so
b764f000-b7651000 r--p 0015a000 08:11 8437821 /lib/i686/cmov/libc-2.9.so
b7651000-b7652000 rw-p 0015c000 08:11 8437821 /lib/i686/cmov/libc-2.9.so
b7652000-b7656000 rw-p b7652000 00:00 0
b7672000-b76ad000 r-xp 00000000 08:11 3162172 /usr/local/lib/libproj.so.0.5.4
b76ad000-b76af000 rw-p 0003b000 08:11 3162172 /usr/local/lib/libproj.so.0.5.4
b76af000-b7ecb000 r-xp 00000000 08:11 3162145
/usr/local/lib/libgdal.so.1.13.0
b7ecb000-b7f65000 rw-p 0081c000 08:11 3162145
/usr/local/lib/libgdal.so.1.13.0
b7f65000-b7f6c000 rw-p b7f65000 00:00 0
b7f6c000-b7f6d000 r-xp b7f6c000 00:00 0 [vdso]
b7f6d000-b7f89000 r-xp 00000000 08:11 8437905 /lib/ld-2.9.so
b7f89000-b7f8a000 r--p 0001b000 08:11 8437905 /lib/ld-2.9.so
b7f8a000-b7f8b000 rw-p 0001c000 08:11 8437905 /lib/ld-2.9.so
bfa75000-bfa8a000 rw-p bffeb000 00:00 0 [stack]
OK
* checking package directory ... OK
* checking for portable file names ... OK
* checking for sufficient/correct file permissions ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking R files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ...*** glibc detected ***
/usr/local/lib/R/bin/exec/R: double free or corruption (fasttop):
0x08dff5c0 ***
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