root@sixtyseven:~/.config/radare2/plugins# r2 -L
PLUGIN HANDLER 0x557a45f616d0 0x7f897b8a3b66
Cannot find symbol 'radare_plugin' in library '/usr/lib/radare2/1.2.0//asm_LM32.so'
Cannot find symbol 'radare_plugin' in library '/usr/lib/radare2/1.2.0//parse_z80_pseudo.so'
Cannot open /usr/lib/radare2/1.2.0//.
Cannot open /usr/lib/radare2/1.2.0//..
Cannot find symbol 'radare_plugin' in library '/usr/lib/radare2/1.2.0//bin_xtr_dyldcache.so'
Cannot open /root/.config/radare2/plugins/.
Cannot open /root/.config/radare2/plugins/..
dlerror(/root/.config/radare2/plugins/io_frida.so): /root/.config/radare2/plugins/io_frida.so: undefined symbol: r_str_appendf
Cannot open library: '/root/.config/radare2/plugins/io_frida.so'
Dupped
Cannot find symbol 'radare_plugin' in library '/usr/lib/radare2/1.2.0/asm_LM32.so'
Cannot find symbol 'radare_plugin' in library '/usr/lib/radare2/1.2.0/parse_z80_pseudo.so'
Cannot open /usr/lib/radare2/1.2.0/.
Cannot open /usr/lib/radare2/1.2.0/..
Cannot find symbol 'radare_plugin' in library '/usr/lib/radare2/1.2.0/bin_xtr_dyldcache.so'
Cannot open directory '/usr/lib/radare2-extras/1.2.0'
Cannot open directory '/usr/lib/radare2-bindings/1.2.0'
rw_  bfdbg    BrainFuck Debugger (bfdbg://path/to/file) (LGPL3)
rwd  bochs    Attach to a BOCHS debugger (LGPL3)
r_d  debug    Native debugger (dbg:///bin/ls dbg://1388 pidof:// waitfor://) (LGPL3)
rwd  gdb      Attach to gdbserver, 'qemu -s', gdb://localhost:1234 (LGPL3)
rw_  gzip     read/write gzipped files (LGPL3)
rw_  http     http get (http://rada.re/) (LGPL3)
rw_  ihex     Intel HEX file (ihex://eeproms.hex) (LGPL)
r__  mach     mach debug io (unsupported in this platform) (LGPL)
rw_  malloc   memory allocation (malloc://1024 hex://cd8090) (LGPL3)
rw_  mmap     open file using mmap:// (LGPL3)
rw_  procpid  /proc/pid/mem io (LGPL3)
rwd  ptrace   ptrace and /proc/pid/mem (if available) io (LGPL3)
rwd  qnx      Attach to QNX pdebug instance, qnx://host:1234 (LGPL3)
rw_  r2k      kernel access API io (r2k://) (LGPL3)
rw_  r2pipe   r2pipe io plugin (MIT)
rw_  r2web    r2web io client (r2web://cloud.rada.re/cmd/) (LGPL3)
rw_  rap      radare network protocol (rap://:port rap://host:port/file) (LGPL3)
rw_  self     read memory from myself using 'self://' (LGPL3)
rw_  shm      shared memory resources (shm://key) (LGPL3)
rw_  sparse   sparse buffer allocation (sparse://1024 sparse://) (LGPL3)
rw_  tcp      load files via TCP (listen or connect) (LGPL3)
rwd  windbg   Attach to a KD debugger (LGPL3)
rw_  zip      Open zip files [apk|ipa|zip|zipall]://[file//path] (BSD)