diff --git a/bin/build.sh b/bin/build.sh
index 0a5c59db..61f54ed9 100755
--- a/bin/build.sh
+++ b/bin/build.sh
@@ -23,6 +23,8 @@ sudo chown $MNML_USER: /opt/mnml
 sudo mkdir -p /var/lib/mnml
 sudo chown $MNML_USER: /var/lib/mnml
 mkdir -p /var/lib/mnml/public
+mkdir -p /var/lib/mnml/public/imgs
+mkdir -p /var/lib/mnml/data
 
 sudo mkdir -p /var/log/mnml
 sudo chown $MNML_USER: /var/log/mnml
diff --git a/client/src/components/login.jsx b/client/src/components/login.jsx
index 8bab0983..5e8c6876 100644
--- a/client/src/components/login.jsx
+++ b/client/src/components/login.jsx
@@ -3,7 +3,7 @@ const preact = require('preact');
 const { Component } = require('preact')
 const { connect } = require('preact-redux');
 
-const { postData } = require('../utils');
+const { postData, errorToast } = require('../utils');
 
 const addState = connect(
     (state) => {
@@ -12,14 +12,26 @@ const addState = connect(
         } = state;
         function submitLogin(name, password) {
             postData('/login', { name, password })
-                .then(data => ws.connect())
-                .catch(error => console.error(error));
+                .then(res => {
+                    if (!res.ok) return errorToast(res);
+                    res.text()
+                })
+                .then(res => {
+                    ws.connect();
+                })
+                .catch(error => errorToast(error));
         }
 
         function submitRegister(name, password, code) {
             postData('/register', { name, password, code })
-                .then(data => ws.connect())
-                .catch(error => console.error(error));
+                .then(res => {
+                    if (!res.ok) return errorToast(res);
+                    res.text()
+                })
+                .then(res => {
+                    ws.connect();
+                })
+                .catch(error => errorToast(error));
         }
 
         return {
diff --git a/client/src/events.jsx b/client/src/events.jsx
index 7f975a1d..951488a2 100644
--- a/client/src/events.jsx
+++ b/client/src/events.jsx
@@ -194,7 +194,7 @@ function registerEvents(store) {
     function errorPrompt(type) {
         const message = errMessages[type];
         const OK_BUTTON = '<button type="submit">OK</button>';
-        toast.info({
+        toast.error({
             theme: 'dark',
             color: 'black',
             timeout: false,
diff --git a/client/src/utils.jsx b/client/src/utils.jsx
index 3dcf01b5..6a3bb804 100644
--- a/client/src/utils.jsx
+++ b/client/src/utils.jsx
@@ -1,5 +1,6 @@
 const preact = require('preact');
 const get = require('lodash/get');
+const toast = require('izitoast');
 
 const shapes = require('./components/shapes');
 
@@ -369,6 +370,16 @@ function postData(url = '/', data = {}) {
     });
 }
 
+function errorToast(message) {
+    toast.error({
+        position: 'topRight',
+        drag: false,
+        close: false,
+        message,
+    });
+}
+
+
 module.exports = {
     stringSort,
     convertItem,
@@ -377,6 +388,7 @@ module.exports = {
     getCombatSequence,
     getCombatText,
     postData,
+    errorToast,
     NULL_UUID,
     STATS,
     COLOURS,
diff --git a/etc/nginx/sites-available/mnml.gg.PRODUCTION.nginx.conf b/etc/nginx/sites-available/mnml.gg.PRODUCTION.nginx.conf
index 4b87e27d..f80ca78e 100644
--- a/etc/nginx/sites-available/mnml.gg.PRODUCTION.nginx.conf
+++ b/etc/nginx/sites-available/mnml.gg.PRODUCTION.nginx.conf
@@ -1,3 +1,6 @@
+error_log /var/log/mnml/nginx.error.log;
+access_log /var/log/mnml/nginx.access.log;
+
 upstream mnml {
     server 127.0.0.1:40000;
 }
diff --git a/server/src/construct.rs b/server/src/construct.rs
index 6e2c7ceb..3f2b04c0 100644
--- a/server/src/construct.rs
+++ b/server/src/construct.rs
@@ -12,6 +12,7 @@ use skill::{Skill, Cast, Immunity, Disable, Event};
 use effect::{Cooldown, Effect, Colour};
 use spec::{Spec};
 use item::{Item};
+use img::{img_molecular_create};
 
 #[derive(Debug,Clone,Serialize,Deserialize)]
 pub struct Colours {
@@ -857,8 +858,9 @@ pub fn construct_spawn(tx: &mut Transaction, params: ConstructSpawnParams, accou
 
     let _returned = result.iter().next().ok_or(err_msg("no row returned"))?;
 
-    // info!("{:?} spawned construct {:}", account.id, construct.id);
+    img_molecular_create(construct.img)?;
 
+    info!("spawned construct account={:} construct={:?}", account, construct);
     return Ok(construct);
 }
 
diff --git a/server/src/img.rs b/server/src/img.rs
new file mode 100644
index 00000000..017109ec
--- /dev/null
+++ b/server/src/img.rs
@@ -0,0 +1,24 @@
+use uuid::Uuid;
+use rand::prelude::*;
+use std::fs::copy;
+
+use failure::Error;
+use failure::err_msg;
+
+pub fn img_molecular_create(id: Uuid) -> Result<Uuid, Error> {
+    let mut rng = thread_rng();
+
+    for _i in 0..100 {
+        let mol: u32 = rng.gen_range(0, 10000);
+        let src = format!("/var/lib/mnml/data/molecules/{}.svg", mol);
+        println!("{:?}", src);
+        let dest = format!("/var/lib/mnml/public/imgs/{}.svg", id);
+        println!("{:?}", dest);
+        if let Ok(_bytes) = copy(&src, &dest) {
+            info!("new molecule avatar generated src={:?} dest={:?}", src, dest);
+            return Ok(id);
+        }
+    }
+
+    return Err(err_msg("too many missing molecules. wrong directory?"))
+}
\ No newline at end of file
diff --git a/server/src/main.rs b/server/src/main.rs
index 7ee34ef6..dfa19ada 100644
--- a/server/src/main.rs
+++ b/server/src/main.rs
@@ -30,6 +30,7 @@ mod effect;
 mod game;
 mod instance;
 mod item;
+mod img;
 mod mob;
 mod mtx;
 mod names;
diff --git a/server/src/net.rs b/server/src/net.rs
index 21d67e70..f737c849 100644
--- a/server/src/net.rs
+++ b/server/src/net.rs
@@ -12,7 +12,7 @@ use r2d2::{Pool};
 use r2d2::{PooledConnection};
 use r2d2_postgres::{TlsMode, PostgresConnectionManager};
 
-use rpc::{RpcErrorResponse, AccountLoginParams, AccountCreateParams};
+use rpc::{AccountLoginParams, AccountCreateParams};
 use warden::{warden};
 use pubsub::{pg_listen};
 use ws::{connect};
@@ -24,7 +24,12 @@ pub type PgPool = Pool<PostgresConnectionManager>;
 
 const DB_POOL_SIZE: u32 = 20;
 
-#[derive(Fail, Debug)]
+#[derive(Debug,Clone,Serialize,Deserialize)]
+pub struct JsonError {
+    pub err: String
+}
+
+#[derive(Fail, Debug, Serialize, Deserialize)]
 pub enum MnmlHttpError {
     // User Facing Errors
     #[fail(display="internal server error")]
@@ -33,16 +38,22 @@ pub enum MnmlHttpError {
     Unauthorized,
     #[fail(display="bad request")]
     BadRequest,
+    #[fail(display="account name taken or invalid")]
+    AccountNameTaken,
+    #[fail(display="password unacceptable. must be > 11 characters")]
+    PasswordUnacceptable,
+    #[fail(display="invalid code. https://discord.gg/YJJgurM")]
+    InvalidCode,
 }
 
 impl ResponseError for MnmlHttpError {
     fn error_response(&self) -> HttpResponse {
         match *self {
             MnmlHttpError::ServerError => HttpResponse::InternalServerError()
-                .json(RpcErrorResponse { err: self.to_string() }),
+                .json(JsonError { err: self.to_string() }),
 
             MnmlHttpError::BadRequest   => HttpResponse::BadRequest()
-                .json(RpcErrorResponse { err: self.to_string() }),
+                .json(JsonError { err: self.to_string() }),
 
             MnmlHttpError::Unauthorized => HttpResponse::Unauthorized()
                 .cookie(Cookie::build("x-auth-token", "")
@@ -51,7 +62,16 @@ impl ResponseError for MnmlHttpError {
                     .same_site(SameSite::Strict)
                     .max_age(-1) // 1 week aligns with db set
                     .finish())
-                .json(RpcErrorResponse { err: self.to_string() }),
+                .json(JsonError { err: self.to_string() }),
+
+            MnmlHttpError::AccountNameTaken => HttpResponse::BadRequest()
+                .json(JsonError { err: self.to_string() }),
+
+            MnmlHttpError::PasswordUnacceptable => HttpResponse::BadRequest()
+                .json(JsonError { err: self.to_string() }),
+
+            MnmlHttpError::InvalidCode => HttpResponse::BadRequest()
+                .json(JsonError { err: self.to_string() }),
         }
     }
 }
diff --git a/server/src/rpc.rs b/server/src/rpc.rs
index 1f535c8d..be22a991 100644
--- a/server/src/rpc.rs
+++ b/server/src/rpc.rs
@@ -213,11 +213,6 @@ fn handle_dev_resolve(data: Vec<u8>) -> Result<RpcResult, Error> {
     Ok(RpcResult::DevResolutions(dev_resolve(msg.params.a, msg.params.b, msg.params.skill)))
 }
 
-#[derive(Debug,Clone,Serialize,Deserialize)]
-pub struct RpcErrorResponse {
-    pub err: String
-}
-
 #[derive(Debug,Clone,Serialize,Deserialize)]
 pub enum RpcResult {
     AccountState(Account),
diff --git a/server/src/ws.rs b/server/src/ws.rs
index 2bbef5d3..faaba91d 100644
--- a/server/src/ws.rs
+++ b/server/src/ws.rs
@@ -6,9 +6,9 @@ use actix::prelude::*;
 
 use account::{Account};
 use serde_cbor::{to_vec};
-use net::{PgPool, State, MnmlHttpError};
+use net::{PgPool, State, MnmlHttpError, JsonError};
 
-use rpc::{receive, RpcResult, RpcErrorResponse};
+use rpc::{receive, RpcResult};
 
 const HEARTBEAT_INTERVAL: Duration = Duration::from_secs(5);
 const CLIENT_TIMEOUT: Duration = Duration::from_secs(10);
@@ -73,7 +73,7 @@ impl StreamHandler<ws::Message, ws::ProtocolError> for MnmlSocket {
                         ctx.binary(response);
                     },
                     Err(e) => {
-                        let response = to_vec(&RpcErrorResponse { err: e.to_string() })
+                        let response = to_vec(&JsonError { err: e.to_string() })
                             .expect("failed to serialize error response");
                         ctx.binary(response);
                     }