diff --git a/src/lib/ecore/efl_io_reader_fd.c b/src/lib/ecore/efl_io_reader_fd.c
index a376355654..a1f9931086 100644
--- a/src/lib/ecore/efl_io_reader_fd.c
+++ b/src/lib/ecore/efl_io_reader_fd.c
@@ -46,7 +46,7 @@ _efl_io_reader_fd_efl_io_reader_read(Eo *o, Efl_Io_Reader_Fd_Data *pd EINA_UNUSE
 
              rw_slice->len = 0;
              rw_slice->mem = NULL;
-             if (errno == EAGAIN) efl_io_reader_can_read_set(o, EINA_FALSE);
+             efl_io_reader_can_read_set(o, EINA_FALSE);
              return errno;
           }
      }
@@ -63,6 +63,7 @@ _efl_io_reader_fd_efl_io_reader_read(Eo *o, Efl_Io_Reader_Fd_Data *pd EINA_UNUSE
  error:
    rw_slice->len = 0;
    rw_slice->mem = NULL;
+   efl_io_reader_can_read_set(o, EINA_FALSE);
    return EINVAL;
 }
 
diff --git a/src/lib/ecore/efl_io_writer_fd.c b/src/lib/ecore/efl_io_writer_fd.c
index 3058c4a799..d337f7b191 100644
--- a/src/lib/ecore/efl_io_writer_fd.c
+++ b/src/lib/ecore/efl_io_writer_fd.c
@@ -47,7 +47,7 @@ _efl_io_writer_fd_efl_io_writer_write(Eo *o, Efl_Io_Writer_Fd_Data *pd EINA_UNUS
              if (remaining) *remaining = *ro_slice;
              ro_slice->len = 0;
              ro_slice->mem = NULL;
-             if (errno == EAGAIN) efl_io_writer_can_write_set(o, EINA_FALSE);
+             efl_io_writer_can_write_set(o, EINA_FALSE);
              return errno;
           }
      }
@@ -66,6 +66,7 @@ _efl_io_writer_fd_efl_io_writer_write(Eo *o, Efl_Io_Writer_Fd_Data *pd EINA_UNUS
    if (remaining) *remaining = *ro_slice;
    ro_slice->len = 0;
    ro_slice->mem = NULL;
+   efl_io_writer_can_write_set(o, EINA_FALSE);
    return EINVAL;
 
 }
diff --git a/src/lib/ecore_con/efl_net_server_udp_client.c b/src/lib/ecore_con/efl_net_server_udp_client.c
index 1a4a46ee54..20cec66a7f 100644
--- a/src/lib/ecore_con/efl_net_server_udp_client.c
+++ b/src/lib/ecore_con/efl_net_server_udp_client.c
@@ -170,7 +170,7 @@ _efl_net_server_udp_client_efl_io_reader_read(Eo *o, Efl_Net_Server_Udp_Client_D
 }
 
 EOLIAN static Eina_Error
-_efl_net_server_udp_client_efl_io_writer_write(Eo *o EINA_UNUSED, Efl_Net_Server_Udp_Client_Data *pd, Eina_Slice *ro_slice, Eina_Slice *remaining)
+_efl_net_server_udp_client_efl_io_writer_write(Eo *o, Efl_Net_Server_Udp_Client_Data *pd, Eina_Slice *ro_slice, Eina_Slice *remaining)
 {
    ssize_t r;
 
@@ -189,6 +189,7 @@ _efl_net_server_udp_client_efl_io_writer_write(Eo *o EINA_UNUSED, Efl_Net_Server
              if (remaining) *remaining = *ro_slice;
              ro_slice->len = 0;
              ro_slice->mem = NULL;
+             efl_io_writer_can_write_set(o, EINA_FALSE);
              return err;
           }
      }
@@ -207,6 +208,7 @@ _efl_net_server_udp_client_efl_io_writer_write(Eo *o EINA_UNUSED, Efl_Net_Server
    if (remaining) *remaining = *ro_slice;
    ro_slice->len = 0;
    ro_slice->mem = NULL;
+   efl_io_writer_can_write_set(o, EINA_FALSE);
    return EINVAL;
 }
 
diff --git a/src/lib/ecore_con/efl_net_socket_fd.c b/src/lib/ecore_con/efl_net_socket_fd.c
index 6902c87cbc..e79fd47d89 100644
--- a/src/lib/ecore_con/efl_net_socket_fd.c
+++ b/src/lib/ecore_con/efl_net_socket_fd.c
@@ -204,7 +204,7 @@ _efl_net_socket_fd_efl_io_reader_read(Eo *o, Efl_Net_Socket_Fd_Data *pd EINA_UNU
              rw_slice->len = 0;
              rw_slice->mem = NULL;
 
-             if (err == EAGAIN) efl_io_reader_can_read_set(o, EINA_FALSE);
+             efl_io_reader_can_read_set(o, EINA_FALSE);
              return err;
           }
      }
@@ -220,6 +220,7 @@ _efl_net_socket_fd_efl_io_reader_read(Eo *o, Efl_Net_Socket_Fd_Data *pd EINA_UNU
  error:
    rw_slice->len = 0;
    rw_slice->mem = NULL;
+   efl_io_reader_can_read_set(o, EINA_FALSE);
    return EINVAL;
 }
 
@@ -279,7 +280,7 @@ _efl_net_socket_fd_efl_io_writer_write(Eo *o, Efl_Net_Socket_Fd_Data *pd EINA_UN
              if (remaining) *remaining = *ro_slice;
              ro_slice->len = 0;
              ro_slice->mem = NULL;
-             if (err == EAGAIN) efl_io_writer_can_write_set(o, EINA_FALSE);
+             efl_io_writer_can_write_set(o, EINA_FALSE);
              return err;
           }
      }
@@ -299,6 +300,7 @@ _efl_net_socket_fd_efl_io_writer_write(Eo *o, Efl_Net_Socket_Fd_Data *pd EINA_UN
    if (remaining) *remaining = *ro_slice;
    ro_slice->len = 0;
    ro_slice->mem = NULL;
+   efl_io_writer_can_write_set(o, EINA_FALSE);
    return EINVAL;
 }
 
diff --git a/src/lib/ecore_con/efl_net_socket_udp.c b/src/lib/ecore_con/efl_net_socket_udp.c
index 6c74e44256..f30a57a591 100644
--- a/src/lib/ecore_con/efl_net_socket_udp.c
+++ b/src/lib/ecore_con/efl_net_socket_udp.c
@@ -532,7 +532,7 @@ _efl_net_socket_udp_efl_io_reader_read(Eo *o, Efl_Net_Socket_Udp_Data *pd, Eina_
              rw_slice->len = 0;
              rw_slice->mem = NULL;
 
-             if (err == EAGAIN) efl_io_reader_can_read_set(o, EINA_FALSE);
+             efl_io_reader_can_read_set(o, EINA_FALSE);
              return err;
           }
 
@@ -586,6 +586,7 @@ _efl_net_socket_udp_efl_io_reader_read(Eo *o, Efl_Net_Socket_Udp_Data *pd, Eina_
  error:
    rw_slice->len = 0;
    rw_slice->mem = NULL;
+   efl_io_reader_can_read_set(o, EINA_FALSE);
    return EINVAL;
 }
 
@@ -610,7 +611,7 @@ _efl_net_socket_udp_efl_io_writer_write(Eo *o, Efl_Net_Socket_Udp_Data *pd, Eina
              if (remaining) *remaining = *ro_slice;
              ro_slice->len = 0;
              ro_slice->mem = NULL;
-             if (err == EAGAIN) efl_io_writer_can_write_set(o, EINA_FALSE);
+             efl_io_writer_can_write_set(o, EINA_FALSE);
              return err;
           }
      }
@@ -630,6 +631,7 @@ _efl_net_socket_udp_efl_io_writer_write(Eo *o, Efl_Net_Socket_Udp_Data *pd, Eina
    if (remaining) *remaining = *ro_slice;
    ro_slice->len = 0;
    ro_slice->mem = NULL;
+   efl_io_writer_can_write_set(o, EINA_FALSE);
    return EINVAL;
 }
 
diff --git a/src/lib/efl/interfaces/efl_io_buffer.c b/src/lib/efl/interfaces/efl_io_buffer.c
index 299fb56bb7..88bdc49488 100644
--- a/src/lib/efl/interfaces/efl_io_buffer.c
+++ b/src/lib/efl/interfaces/efl_io_buffer.c
@@ -211,6 +211,8 @@ _efl_io_buffer_efl_io_reader_read(Eo *o, Efl_Io_Buffer_Data *pd, Eina_Rw_Slice *
 
  error:
    rw_slice->len = 0;
+   rw_slice->mem = NULL;
+   efl_io_reader_can_read_set(o, EINA_FALSE);
    return EINVAL;
 }
 
@@ -299,6 +301,8 @@ _efl_io_buffer_efl_io_writer_write(Eo *o, Efl_Io_Buffer_Data *pd, Eina_Slice *sl
  error:
    if (remaining) *remaining = *slice;
    slice->len = 0;
+   slice->mem = NULL;
+   efl_io_writer_can_write_set(o, EINA_FALSE);
    return err;
 }
 
diff --git a/src/lib/efl/interfaces/efl_io_queue.c b/src/lib/efl/interfaces/efl_io_queue.c
index deda2d6850..9458f28a38 100644
--- a/src/lib/efl/interfaces/efl_io_queue.c
+++ b/src/lib/efl/interfaces/efl_io_queue.c
@@ -300,6 +300,8 @@ _efl_io_queue_efl_io_reader_read(Eo *o, Efl_Io_Queue_Data *pd, Eina_Rw_Slice *rw
 
  error:
    rw_slice->len = 0;
+   rw_slice->mem = NULL;
+   efl_io_reader_can_read_set(o, EINA_FALSE);
    return EINVAL;
 }
 
@@ -424,6 +426,8 @@ _efl_io_queue_efl_io_writer_write(Eo *o, Efl_Io_Queue_Data *pd, Eina_Slice *slic
  error:
    if (remaining) *remaining = *slice;
    slice->len = 0;
+   slice->mem = NULL;
+   efl_io_writer_can_write_set(o, EINA_FALSE);
    return err;
 }